diff --git a/SignalServiceKit/src/Account/TSAccountManager.m b/SignalServiceKit/src/Account/TSAccountManager.m
index a686407f1..da57b972c 100644
--- a/SignalServiceKit/src/Account/TSAccountManager.m
+++ b/SignalServiceKit/src/Account/TSAccountManager.m
@@ -14,6 +14,7 @@
 #import "TSNetworkManager.h"
 #import "TSPreKeyManager.h"
 #import "TSStorageManager+SessionStore.h"
+#import "TSVerifyCodeRequest.h"
 #import "YapDatabaseConnection+OWS.h"
 #import <YapDatabase/YapDatabase.h>
 
diff --git a/SignalServiceKit/src/Account/TSPreKeyManager.m b/SignalServiceKit/src/Account/TSPreKeyManager.m
index 11cdf7351..cf3e183f4 100644
--- a/SignalServiceKit/src/Account/TSPreKeyManager.m
+++ b/SignalServiceKit/src/Account/TSPreKeyManager.m
@@ -9,7 +9,6 @@
 #import "OWSIdentityManager.h"
 #import "OWSRequestFactory.h"
 #import "TSNetworkManager.h"
-#import "TSRegisterSignedPrekeyRequest.h"
 #import "TSStorageHeaders.h"
 #import "TSStorageManager+SignedPreKeyStore.h"
 
@@ -161,14 +160,13 @@ static const NSUInteger kMaxPrekeyUpdateFailureCount = 5;
             // service to prevent race conditions and other edge cases.
             [storageManager storePreKeyRecords:preKeys];
 
-            request = [[TSRegisterPrekeysRequest alloc]
-                initWithPrekeyArray:preKeys
-                        identityKey:identityKeyPair.publicKey
-                 signedPreKeyRecord:signedPreKey
-                   preKeyLastResort:lastResortPreKey];
+            request = [OWSRequestFactory registerPrekeysRequestWithPrekeyArray:preKeys
+                                                                   identityKey:identityKeyPair.publicKey
+                                                                  signedPreKey:signedPreKey
+                                                              preKeyLastResort:lastResortPreKey];
         } else {
             description = @"just signed prekey";
-            request = [[TSRegisterSignedPrekeyRequest alloc] initWithSignedPreKeyRecord:signedPreKey];
+            request = [OWSRequestFactory registerSignedPrekeyRequestWithSignedPreKeyRecord:signedPreKey];
         }
 
         [[TSNetworkManager sharedManager] makeRequest:request
diff --git a/SignalServiceKit/src/Messages/OWSMessageSender.m b/SignalServiceKit/src/Messages/OWSMessageSender.m
index 3cd4f8630..7d64c1420 100644
--- a/SignalServiceKit/src/Messages/OWSMessageSender.m
+++ b/SignalServiceKit/src/Messages/OWSMessageSender.m
@@ -998,10 +998,10 @@ NSString *const OWSMessageSenderRateLimitedException = @"RateLimitedException";
         DDLogWarn(@"%@ Sending a message with no device messages.", self.logTag);
     }
 
-    TSSubmitMessageRequest *request = [[TSSubmitMessageRequest alloc] initWithRecipient:recipient.uniqueId
-                                                                               messages:deviceMessages
-                                                                                  relay:recipient.relay
-                                                                              timeStamp:message.timestamp];
+    TSRequest *request = [OWSRequestFactory submitMessageRequestWithRecipient:recipient.uniqueId
+                                                                     messages:deviceMessages
+                                                                        relay:recipient.relay
+                                                                    timeStamp:message.timestamp];
     [self.networkManager makeRequest:request
         success:^(NSURLSessionDataTask *task, id responseObject) {
             if (isLocalNumber && deviceMessages.count == 0) {
diff --git a/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.h b/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.h
index 21dfa9cb2..d73be79c1 100644
--- a/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.h
+++ b/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.h
@@ -5,6 +5,8 @@
 NS_ASSUME_NONNULL_BEGIN
 
 @class OWSDevice;
+@class PreKeyRecord;
+@class SignedPreKeyRecord;
 @class TSRequest;
 
 typedef NS_ENUM(NSUInteger, TSVerificationTransport) { TSVerificationTransportVoice = 1, TSVerificationTransportSMS };
@@ -56,6 +58,18 @@ typedef NS_ENUM(NSUInteger, TSVerificationTransport) { TSVerificationTransportVo
 + (TSRequest *)requestVerificationCodeRequestWithPhoneNumber:(NSString *)phoneNumber
                                                    transport:(TSVerificationTransport)transport;
 
++ (TSRequest *)submitMessageRequestWithRecipient:(NSString *)recipientId
+                                        messages:(NSArray *)messages
+                                           relay:(nullable NSString *)relay
+                                       timeStamp:(uint64_t)timeStamp;
+
++ (TSRequest *)registerSignedPrekeyRequestWithSignedPreKeyRecord:(SignedPreKeyRecord *)signedPreKey;
+
++ (TSRequest *)registerPrekeysRequestWithPrekeyArray:(NSArray *)prekeys
+                                         identityKey:(NSData *)identityKeyPublic
+                                        signedPreKey:(SignedPreKeyRecord *)signedPreKey
+                                    preKeyLastResort:(PreKeyRecord *)preKeyLastResort;
+
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.m b/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.m
index 31a668cb9..83380d738 100644
--- a/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.m
+++ b/SignalServiceKit/src/Network/API/Requests/OWSRequestFactory.m
@@ -7,6 +7,8 @@
 #import "TSAttributes.h"
 #import "TSConstants.h"
 #import "TSRequest.h"
+#import <AxolotlKit/NSData+keyVersionByte.h>
+#import <AxolotlKit/SignedPreKeyRecord.h>
 #import <SignalServiceKit/NSData+Base64.h>
 
 NS_ASSUME_NONNULL_BEGIN
@@ -205,6 +207,80 @@ NS_ASSUME_NONNULL_BEGIN
     }
 }
 
++ (TSRequest *)submitMessageRequestWithRecipient:(NSString *)recipientId
+                                        messages:(NSArray *)messages
+                                           relay:(nullable NSString *)relay
+                                       timeStamp:(uint64_t)timeStamp
+{
+    OWSAssert(recipientId.length > 0);
+    OWSAssert(messages.count > 0);
+    OWSAssert(timeStamp > 0);
+
+    NSString *path = [textSecureMessagesAPI stringByAppendingString:recipientId];
+    NSMutableDictionary *parameters = [@{
+        @"messages" : messages,
+        @"timestamp" : @(timeStamp),
+    } mutableCopy];
+
+    if (relay) {
+        parameters[@"relay"] = relay;
+    }
+    return [TSRequest requestWithUrl:[NSURL URLWithString:path] method:@"PUT" parameters:parameters];
+}
+
++ (TSRequest *)registerSignedPrekeyRequestWithSignedPreKeyRecord:(SignedPreKeyRecord *)signedPreKey
+{
+    OWSAssert(signedPreKey);
+
+    NSString *path = textSecureSignedKeysAPI;
+    return [TSRequest requestWithUrl:[NSURL URLWithString:path]
+                              method:@"PUT"
+                          parameters:[self dictionaryFromSignedPreKey:signedPreKey]];
+}
+
++ (TSRequest *)registerPrekeysRequestWithPrekeyArray:(NSArray *)prekeys
+                                         identityKey:(NSData *)identityKeyPublic
+                                        signedPreKey:(SignedPreKeyRecord *)signedPreKey
+                                    preKeyLastResort:(PreKeyRecord *)preKeyLastResort
+{
+    OWSAssert(prekeys.count > 0);
+    OWSAssert(identityKeyPublic.length > 0);
+    OWSAssert(signedPreKey);
+    OWSAssert(preKeyLastResort);
+
+    NSString *path = textSecureKeysAPI;
+    NSString *publicIdentityKey = [[identityKeyPublic prependKeyType] base64EncodedStringWithOptions:0];
+    NSMutableArray *serializedPrekeyList = [NSMutableArray array];
+    for (PreKeyRecord *preKey in prekeys) {
+        [serializedPrekeyList addObject:[self dictionaryFromPreKey:preKey]];
+    }
+    return [TSRequest requestWithUrl:[NSURL URLWithString:path]
+                              method:@"PUT"
+                          parameters:@{
+                              @"preKeys" : serializedPrekeyList,
+                              @"lastResortKey" : [self dictionaryFromPreKey:preKeyLastResort],
+                              @"signedPreKey" : [self dictionaryFromSignedPreKey:signedPreKey],
+                              @"identityKey" : publicIdentityKey
+                          }];
+}
+
++ (NSDictionary *)dictionaryFromPreKey:(PreKeyRecord *)preKey
+{
+    return @{
+        @"keyId" : @(preKey.Id),
+        @"publicKey" : [[preKey.keyPair.publicKey prependKeyType] base64EncodedStringWithOptions:0],
+    };
+}
+
++ (NSDictionary *)dictionaryFromSignedPreKey:(SignedPreKeyRecord *)preKey
+{
+    return @{
+        @"keyId" : @(preKey.Id),
+        @"publicKey" : [[preKey.keyPair.publicKey prependKeyType] base64EncodedStringWithOptions:0],
+        @"signature" : [preKey.signature base64EncodedStringWithOptions:0]
+    };
+}
+
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/SignalServiceKit/src/Network/API/Requests/TSRegisterPrekeysRequest.h b/SignalServiceKit/src/Network/API/Requests/TSRegisterPrekeysRequest.h
deleted file mode 100644
index 960798f96..000000000
--- a/SignalServiceKit/src/Network/API/Requests/TSRegisterPrekeysRequest.h
+++ /dev/null
@@ -1,21 +0,0 @@
-//
-//  TSRegisterPrekeys.h
-//  TextSecureiOS
-//
-//  Created by Christine Corbett Moran on 10/17/13.
-//  Copyright (c) 2013 Open Whisper Systems. All rights reserved.
-//
-
-#import "TSRequest.h"
-@class TSECKeyPair;
-@class SignedPreKeyRecord;
-@class PreKeyRecord;
-
-@interface TSRegisterPrekeysRequest : TSRequest
-
-- (id)initWithPrekeyArray:(NSArray *)prekeys
-              identityKey:(NSData *)identityKeyPublic
-       signedPreKeyRecord:(SignedPreKeyRecord *)signedRecord
-         preKeyLastResort:(PreKeyRecord *)lastResort;
-
-@end
diff --git a/SignalServiceKit/src/Network/API/Requests/TSRegisterPrekeysRequest.m b/SignalServiceKit/src/Network/API/Requests/TSRegisterPrekeysRequest.m
deleted file mode 100644
index fec0bb937..000000000
--- a/SignalServiceKit/src/Network/API/Requests/TSRegisterPrekeysRequest.m
+++ /dev/null
@@ -1,60 +0,0 @@
-//
-//  Copyright (c) 2018 Open Whisper Systems. All rights reserved.
-//
-
-#import "TSRegisterPrekeysRequest.h"
-#import "TSConstants.h"
-#import <AxolotlKit/NSData+keyVersionByte.h>
-#import <AxolotlKit/PreKeyRecord.h>
-#import <AxolotlKit/SignedPreKeyStore.h>
-#import <Curve25519Kit/Curve25519.h>
-
-@implementation TSRegisterPrekeysRequest
-
-- (id)initWithPrekeyArray:(NSArray *)prekeys
-              identityKey:(NSData *)identityKeyPublic
-       signedPreKeyRecord:(SignedPreKeyRecord *)signedRecord
-         preKeyLastResort:(PreKeyRecord *)lastResort {
-    self            = [super initWithURL:[NSURL URLWithString:textSecureKeysAPI]];
-    if (!self) {
-        return nil;
-    }
-
-    self.HTTPMethod = @"PUT";
-
-    NSString *publicIdentityKey          = [[identityKeyPublic prependKeyType] base64EncodedStringWithOptions:0];
-    NSMutableArray *serializedPrekeyList = [NSMutableArray array];
-
-    for (PreKeyRecord *preKey in prekeys) {
-        [serializedPrekeyList addObject:[self dictionaryFromPreKey:preKey]];
-    }
-
-    NSDictionary *serializedKeyRegistrationParameters = @{
-        @"preKeys" : serializedPrekeyList,
-        @"lastResortKey" : [self dictionaryFromPreKey:lastResort],
-        @"signedPreKey" : [self dictionaryFromSignedPreKey:signedRecord],
-        @"identityKey" : publicIdentityKey
-    };
-
-    self.parameters = [serializedKeyRegistrationParameters mutableCopy];
-
-    return self;
-}
-
-
-- (NSDictionary *)dictionaryFromPreKey:(PreKeyRecord *)preKey {
-    return @{
-        @"keyId" : [NSNumber numberWithInt:preKey.Id],
-        @"publicKey" : [[preKey.keyPair.publicKey prependKeyType] base64EncodedStringWithOptions:0],
-    };
-}
-
-- (NSDictionary *)dictionaryFromSignedPreKey:(SignedPreKeyRecord *)preKey {
-    return @{
-        @"keyId" : [NSNumber numberWithInt:preKey.Id],
-        @"publicKey" : [[preKey.keyPair.publicKey prependKeyType] base64EncodedStringWithOptions:0],
-        @"signature" : [preKey.signature base64EncodedStringWithOptions:0]
-    };
-}
-
-@end
diff --git a/SignalServiceKit/src/Network/API/Requests/TSRegisterSignedPrekeyRequest.h b/SignalServiceKit/src/Network/API/Requests/TSRegisterSignedPrekeyRequest.h
deleted file mode 100644
index 75ee7d44f..000000000
--- a/SignalServiceKit/src/Network/API/Requests/TSRegisterSignedPrekeyRequest.h
+++ /dev/null
@@ -1,14 +0,0 @@
-//
-//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
-//
-
-#import "TSRequest.h"
-
-@class SignedPreKeyRecord;
-@class PreKeyRecord;
-
-@interface TSRegisterSignedPrekeyRequest : TSRequest
-
-- (id)initWithSignedPreKeyRecord:(SignedPreKeyRecord *)signedRecord;
-
-@end
diff --git a/SignalServiceKit/src/Network/API/Requests/TSRegisterSignedPrekeyRequest.m b/SignalServiceKit/src/Network/API/Requests/TSRegisterSignedPrekeyRequest.m
deleted file mode 100644
index caa41437a..000000000
--- a/SignalServiceKit/src/Network/API/Requests/TSRegisterSignedPrekeyRequest.m
+++ /dev/null
@@ -1,39 +0,0 @@
-//
-//  Copyright (c) 2018 Open Whisper Systems. All rights reserved.
-//
-
-#import "TSRegisterSignedPrekeyRequest.h"
-#import "TSConstants.h"
-#import <AxolotlKit/NSData+keyVersionByte.h>
-#import <AxolotlKit/PreKeyRecord.h>
-#import <AxolotlKit/SignedPreKeyStore.h>
-#import <Curve25519Kit/Curve25519.h>
-
-@implementation TSRegisterSignedPrekeyRequest
-
-- (id)initWithSignedPreKeyRecord:(SignedPreKeyRecord *)signedRecord
-{
-    self = [super initWithURL:[NSURL URLWithString:textSecureSignedKeysAPI]];
-    if (!self) {
-        return nil;
-    }
-
-    self.HTTPMethod = @"PUT";
-
-    NSDictionary *serializedKeyRegistrationParameters = [self dictionaryFromSignedPreKey:signedRecord];
-
-    self.parameters = [serializedKeyRegistrationParameters mutableCopy];
-
-    return self;
-}
-
-- (NSDictionary *)dictionaryFromSignedPreKey:(SignedPreKeyRecord *)preKey
-{
-    return @{
-        @"keyId" : [NSNumber numberWithInt:preKey.Id],
-        @"publicKey" : [[preKey.keyPair.publicKey prependKeyType] base64EncodedStringWithOptions:0],
-        @"signature" : [preKey.signature base64EncodedStringWithOptions:0]
-    };
-}
-
-@end
diff --git a/SignalServiceKit/src/Network/API/Requests/TSSubmitMessageRequest.h b/SignalServiceKit/src/Network/API/Requests/TSSubmitMessageRequest.h
deleted file mode 100644
index 5c76afec5..000000000
--- a/SignalServiceKit/src/Network/API/Requests/TSSubmitMessageRequest.h
+++ /dev/null
@@ -1,19 +0,0 @@
-//
-//  TSSubmitMessageRequest.h
-//  TextSecureiOS
-//
-//  Created by Christine Corbett Moran on 11/30/13.
-//  Copyright (c) 2013 Open Whisper Systems. All rights reserved.
-//
-
-#import "TSConstants.h"
-#import "TSRequest.h"
-
-@interface TSSubmitMessageRequest : TSRequest
-
-- (TSRequest *)initWithRecipient:(NSString *)contactRegisteredID
-                        messages:(NSArray *)messages
-                           relay:(NSString *)relay
-                       timeStamp:(uint64_t)timeStamp;
-
-@end
diff --git a/SignalServiceKit/src/Network/API/Requests/TSSubmitMessageRequest.m b/SignalServiceKit/src/Network/API/Requests/TSSubmitMessageRequest.m
deleted file mode 100644
index 4fa5119ad..000000000
--- a/SignalServiceKit/src/Network/API/Requests/TSSubmitMessageRequest.m
+++ /dev/null
@@ -1,34 +0,0 @@
-//
-//  Copyright (c) 2018 Open Whisper Systems. All rights reserved.
-//
-
-#import "TSSubmitMessageRequest.h"
-#import "TSConstants.h"
-
-@implementation TSSubmitMessageRequest
-
-- (TSRequest *)initWithRecipient:(NSString *)contactRegisteredID
-                        messages:(NSArray *)messages
-                           relay:(NSString *)relay
-                       timeStamp:(uint64_t)timeStamp {
-    self =
-        [super initWithURL:[NSURL URLWithString:[textSecureMessagesAPI stringByAppendingString:contactRegisteredID]]];
-    if (!self) {
-        return nil;
-    }
-
-    NSMutableDictionary *parameters = [@{
-        @"messages" : messages,
-        @"timestamp" : @(timeStamp),
-    } mutableCopy];
-
-    if (relay) {
-        parameters[@"relay"] = relay;
-    }
-
-    [self setHTTPMethod:@"PUT"];
-    self.parameters = parameters;
-    return self;
-}
-
-@end
diff --git a/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.h b/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.h
index 4eb9b2678..60857cf00 100644
--- a/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.h
+++ b/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.h
@@ -8,14 +8,16 @@ NS_ASSUME_NONNULL_BEGIN
 
 @interface TSVerifyCodeRequest : TSRequest
 
+@property (nonatomic, readonly) NSString *numberToValidate;
+
+- (instancetype)init NS_UNAVAILABLE;
+
 - (TSRequest *)initWithVerificationCode:(NSString *)verificationCode
                               forNumber:(NSString *)phoneNumber
                                     pin:(nullable NSString *)pin
                            signalingKey:(NSString *)signalingKey
                                 authKey:(NSString *)authKey;
 
-@property (nonatomic, readonly) NSString *numberToValidate;
-
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.m b/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.m
index cb1c53adc..5875faa19 100644
--- a/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.m
+++ b/SignalServiceKit/src/Network/API/Requests/TSVerifyCodeRequest.m
@@ -17,6 +17,11 @@ NS_ASSUME_NONNULL_BEGIN
                            signalingKey:(NSString *)signalingKey
                                 authKey:(NSString *)authKey
 {
+    OWSAssert(verificationCode.length > 0);
+    OWSAssert(phoneNumber.length > 0);
+    OWSAssert(signalingKey.length > 0);
+    OWSAssert(authKey.length > 0);
+
     self = [super
         initWithURL:[NSURL URLWithString:[NSString
                                              stringWithFormat:@"%@/code/%@", textSecureAccountsAPI, verificationCode]]];
diff --git a/SignalServiceKit/src/Network/API/TSNetworkManager.h b/SignalServiceKit/src/Network/API/TSNetworkManager.h
index 4343f1ff3..9ed207a5e 100644
--- a/SignalServiceKit/src/Network/API/TSNetworkManager.h
+++ b/SignalServiceKit/src/Network/API/TSNetworkManager.h
@@ -2,13 +2,6 @@
 //  Copyright (c) 2018 Open Whisper Systems. All rights reserved.
 //
 
-/**
- *  TSNetworkManager imports all TSRequests to prevent massive imports
- in classes that call TSNetworkManager
- */
-#import "TSRegisterPrekeysRequest.h"
-#import "TSSubmitMessageRequest.h"
-#import "TSVerifyCodeRequest.h"
 #import <AFNetworking/AFHTTPSessionManager.h>
 
 NS_ASSUME_NONNULL_BEGIN
@@ -20,6 +13,8 @@ BOOL IsNSErrorNetworkFailure(NSError *_Nullable error);
 typedef void (^TSNetworkManagerSuccess)(NSURLSessionDataTask *task, id responseObject);
 typedef void (^TSNetworkManagerFailure)(NSURLSessionDataTask *task, NSError *error);
 
+@class TSRequest;
+
 @interface TSNetworkManager : NSObject
 
 - (instancetype)init NS_UNAVAILABLE;
diff --git a/SignalServiceKit/src/Network/API/TSNetworkManager.m b/SignalServiceKit/src/Network/API/TSNetworkManager.m
index 6c318fde9..eadde3175 100644
--- a/SignalServiceKit/src/Network/API/TSNetworkManager.m
+++ b/SignalServiceKit/src/Network/API/TSNetworkManager.m
@@ -7,7 +7,6 @@
 #import "NSURLSessionDataTask+StatusCode.h"
 #import "OWSSignalService.h"
 #import "TSAccountManager.h"
-#import "TSSubmitMessageRequest.h"
 #import "TSVerifyCodeRequest.h"
 #import <AFNetworking/AFNetworking.h>