diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 Changelog for tmp-postgres
 
+1.21.1.0
+  #135 Add defaultConfig_9_3_10
+  #170 Expose cacheResourcesToConfig
+  #169 Documentation Reorg
+
 1.21.0.0
   #165 Make silent the default.
 
diff --git a/benchmark/Main.hs b/benchmark/Main.hs
--- a/benchmark/Main.hs
+++ b/benchmark/Main.hs
@@ -46,16 +46,16 @@
 setupCache :: IO CacheResources
 setupCache = do
   cacheInfo <- setupInitDbCache defaultCacheConfig
-  void (withConfig (defaultConfig <> toCacheConfig cacheInfo) (const $ pure ()))
+  void (withConfig (defaultConfig <> cacheResourcesToConfig cacheInfo) (const $ pure ()))
   pure cacheInfo
 
 setupWithCache :: (Config -> Benchmark) -> Benchmark
-setupWithCache f = envWithCleanup setupCache cleanupInitDbCache $ f . (defaultConfig <>) . toCacheConfig
+setupWithCache f = envWithCleanup setupCache cleanupInitDbCache $ f . (defaultConfig <>) . cacheResourcesToConfig
 
 setupCacheAndSP :: IO (CacheResources, Snapshot, Once Config)
 setupCacheAndSP = do
   cacheInfo <- setupCache
-  let cacheConfig = defaultConfig <> toCacheConfig cacheInfo
+  let cacheConfig = defaultConfig <> cacheResourcesToConfig cacheInfo
   sp <- either throwIO pure <=< withConfig cacheConfig $ \db -> do
     migrateDb db
     either throwIO pure =<< takeSnapshot Temporary db
diff --git a/src/Database/Postgres/Temp.hs b/src/Database/Postgres/Temp.hs
--- a/src/Database/Postgres/Temp.hs
+++ b/src/Database/Postgres/Temp.hs
@@ -46,61 +46,66 @@
 
 module Database.Postgres.Temp
   (
-  -- * Exception safe interface
+  -- * Start and Stop @postgres@
+  -- ** Exception safe interface
     with
   , withConfig
   , withRestart
-  , withDbCache
-  , withDbCacheConfig
-  , withSnapshot
-  -- * Separate start and stop interface.
+  -- *** Configuration
+  -- *** Defaults
+  , defaultConfig
+  , defaultConfig_9_3_10
+  , defaultPostgresConf
+  , verboseConfig
+  -- *** Custom Config builder helpers
+  , optionsToDefaultConfig
+  -- *** General Configuration Types
+  , module Database.Postgres.Temp.Config
+  -- ** Main resource handle
+  , DB
+  -- *** 'DB' accessors
+  , toConnectionString
+  , toConnectionOptions
+  , toDataDirectory
+  , toTemporaryDirectory
+  -- *** 'DB' modifiers
+  , makeDataDirPermanent
+  , reloadConfig
+  -- *** 'DB' debugging
+  , prettyPrintDB
+  -- ** Separate start and stop interface.
   , start
   , startConfig
   , stop
   , restart
   , stopPostgres
   , stopPostgresGracefully
+  -- * Making Starting Faster
+  -- ** @initdb@ Data Directory Caching
+  -- *** Exception safe interface
+  , withDbCache
+  , withDbCacheConfig
+  -- *** @initdb@ cache configuration.
+  , CacheConfig (..)
+  , defaultCacheConfig
+  -- *** @initdb@ cache handle.
+  , CacheResources
+  , cacheResourcesToConfig
+  -- *** Separate start and stop interface.
   , setupInitDbCache
   , cleanupInitDbCache
+  -- ** Data Directory Snapshots
+  -- *** Exception safe interface
+  , withSnapshot
+  -- *** 'Snapshot' handle
+  , Snapshot
+  , snapshotConfig
+  -- *** Separate start and stop interface.
   , takeSnapshot
   , cleanupSnapshot
-  -- * Main resource handle
-  , DB
-  -- ** 'DB' accessors
-  , toConnectionString
-  , toConnectionOptions
-  , toDataDirectory
-  , toTemporaryDirectory
-  -- ** 'DB' modifiers
-  , makeDataDirPermanent
-  , reloadConfig
-  -- ** 'DB' debugging
-  , prettyPrintDB
-  -- ** 'Snapshot' handle
-  , Snapshot
-  -- ** @initdb@ cache handle
-  , CacheResources
   -- * Errors
   , StartError (..)
-  -- * Configuration
-  -- ** Defaults
-  , defaultConfig
-  , defaultPostgresConf
-  , standardProcessConfig
-  , verboseConfig
-  , silentProcessConfig
-  , defaultCacheConfig
-  , snapshotConfig
-  -- ** Custom Config builder helpers
-  , optionsToDefaultConfig
-  -- ** Configuration Types
-  -- *** 'CacheConfig'
-  , CacheConfig (..)
-  -- *** General Configuration Types
-  , module Database.Postgres.Temp.Config
   ) where
 import Database.Postgres.Temp.Internal
 import Database.Postgres.Temp.Internal.Core
 import Database.Postgres.Temp.Config
-import Database.Postgres.Temp.Internal.Config
-  (standardProcessConfig, silentProcessConfig)
diff --git a/src/Database/Postgres/Temp/Internal.hs b/src/Database/Postgres/Temp/Internal.hs
--- a/src/Database/Postgres/Temp/Internal.hs
+++ b/src/Database/Postgres/Temp/Internal.hs
@@ -96,19 +96,32 @@
 -------------------------------------------------------------------------------
 -- Life Cycle Management
 -------------------------------------------------------------------------------
--- | Default postgres options
---
---   @since 1.21.0.0
-verbosePostgresConfig :: [String]
-verbosePostgresConfig =
+{-|
+The fastest config we can make.
+
+ @
+   shared_buffers = 12MB
+   fsync = off
+   synchronous_commit = off
+   full_page_writes = off
+   log_min_messages = PANIC
+   log_min_error_statement = PANIC
+   log_statement = none
+   client_min_messages = ERROR
+ @
+
+@since 1.21.0.0
+-}
+fastPostgresConfig :: [String]
+fastPostgresConfig =
   [ "shared_buffers = 12MB"
   , "fsync = off"
   , "synchronous_commit = off"
   , "full_page_writes = off"
-  , "log_min_duration_statement = 0"
-  , "log_connections = on"
-  , "log_disconnections = on"
-  , "client_min_messages = WARNING"
+  , "log_min_messages = PANIC"
+  , "log_min_error_statement = PANIC"
+  , "log_statement = none"
+  , "client_min_messages = ERROR"
   ]
 
 {-|
@@ -193,6 +206,27 @@
   }
 
 {-|
+Default configuration for PostgreSQL versions 9.3 and greater but less
+than 10.
+
+If you get an error that \"--no-sync\" is an invalid parameter then you
+should use this config.
+
+@since 1.21.1.0
+-}
+defaultConfig_9_3_10 :: Config
+defaultConfig_9_3_10 = mempty
+  { plan = mempty
+    { postgresConfigFile = fastPostgresConfig
+    , initDbConfig = pure mempty
+      { commandLine = mempty
+        { keyBased = Map.singleton "--nosync" Nothing
+        }
+      }
+    }
+  }
+
+{-|
 'mappend' the 'defaultConfig' with a 'Config' that provides additional
    \"postgresql.conf\" lines. Equivalent to:
 
@@ -219,33 +253,19 @@
     }
   }
 
-
-{-|
-The fastest config we can make.
-
- @
-   shared_buffers = 12MB
-   fsync = off
-   synchronous_commit = off
-   full_page_writes = off
-   log_min_messages = PANIC
-   log_min_error_statement = PANIC
-   log_statement = none
-   client_min_messages = ERROR
- @
-
-@since 1.21.0.0
--}
-fastPostgresConfig :: [String]
-fastPostgresConfig =
+-- | Default postgres options
+--
+--   @since 1.21.0.0
+verbosePostgresConfig :: [String]
+verbosePostgresConfig =
   [ "shared_buffers = 12MB"
   , "fsync = off"
   , "synchronous_commit = off"
   , "full_page_writes = off"
-  , "log_min_messages = PANIC"
-  , "log_min_error_statement = PANIC"
-  , "log_statement = none"
-  , "client_min_messages = ERROR"
+  , "log_min_duration_statement = 0"
+  , "log_connections = on"
+  , "log_disconnections = on"
+  , "client_min_messages = WARNING"
   ]
 
 {-|
@@ -548,10 +568,10 @@
 {-|
 Helper to make a 'Config' out of caching info.
 
-@since 1.20.0.0
+@since 1.22.0.0
 -}
-toCacheConfig :: CacheResources -> Config
-toCacheConfig CacheResources {..} = mempty
+cacheResourcesToConfig :: CacheResources -> Config
+cacheResourcesToConfig CacheResources {..} = mempty
   { initDbCache = pure $ pure
       (cacheResourcesCow, toFilePath cacheResourcesDirectory)
   }
diff --git a/src/Database/Postgres/Temp/Internal/Config.hs b/src/Database/Postgres/Temp/Internal/Config.hs
--- a/src/Database/Postgres/Temp/Internal/Config.hs
+++ b/src/Database/Postgres/Temp/Internal/Config.hs
@@ -595,7 +595,7 @@
     <> indent 2 (pretty destinationDirectory)
     <> hardline
     <> text "useCopyOnWrite:"
-    <+> (pretty useCopyOnWrite)
+    <+> pretty useCopyOnWrite
 
 completeCopyDirectory
   :: FilePath
@@ -654,7 +654,7 @@
         '-':'-':'p':'g':'d':'a':'t':'a':'=':theDir -> theDir
         _ -> error "splitDataDirectory not possible"
 
-      filteredEnvs = filter (not . ("PGDATA"==) . fst) $
+      filteredEnvs = filter (("PGDATA" /=) . fst) $
         completeProcessConfigEnvVars old
 
       clearedConfig = old
@@ -686,7 +686,7 @@
       cachedDataDirectory = cachePath <> "/data"
 
     theInitDbPlan <- doesDirectoryExist cachePath >>= \case
-      True -> pure $ Nothing
+      True -> pure Nothing
       False -> do
         createDirectoryIfMissing True cachePath
         writeFile (cachePath <> "/commandLine.log") theCommandLine
@@ -740,7 +740,7 @@
   , createDbConfig = if makeCreateDb
       then pure $ silentProcessConfig
         { commandLine = mempty
-            { keyBased = Map.fromList $
+            { keyBased = Map.fromList
                 [ ("-h", Just socketDirectory)
                 , ("-p ", Just $ show port)
                 ]
@@ -1058,7 +1058,7 @@
 --
 --   @since 1.12.0.0
 postgresConfigFileL :: Lens' Plan [String]
-postgresConfigFileL f (plan@Plan{..})
+postgresConfigFileL f plan@Plan{..}
   = fmap (\x -> plan { postgresConfigFile = x })
       (f postgresConfigFile)
 {-# INLINE postgresConfigFileL #-}
@@ -1068,7 +1068,7 @@
 --   @since 1.17.0.0
 createDbConfigL ::
   Lens' Plan (Accum ProcessConfig)
-createDbConfigL f (plan@Plan{..})
+createDbConfigL f plan@Plan{..}
   = fmap (\x -> plan { createDbConfig = x })
       (f createDbConfig)
 {-# INLINE createDbConfigL #-}
@@ -1077,7 +1077,7 @@
 --
 --   @since 1.12.0.0
 dataDirectoryStringL :: Lens' Plan (Last String)
-dataDirectoryStringL f (plan@Plan{..})
+dataDirectoryStringL f plan@Plan{..}
   = fmap (\x -> plan { dataDirectoryString = x })
       (f dataDirectoryString)
 {-# INLINE dataDirectoryStringL #-}
@@ -1086,7 +1086,7 @@
 --
 --   @since 1.16.0.0
 copyConfigL :: Lens' Plan (Last (Maybe CopyDirectoryCommand))
-copyConfigL f (plan@Plan{..})
+copyConfigL f plan@Plan{..}
   = fmap (\x -> plan { copyConfig = x })
       (f copyConfig)
 {-# INLINE copyConfigL #-}
@@ -1095,7 +1095,7 @@
 --
 --   @since 1.12.0.0
 initDbConfigL :: Lens' Plan (Accum ProcessConfig)
-initDbConfigL f (plan@Plan{..})
+initDbConfigL f plan@Plan{..}
   = fmap (\x -> plan { initDbConfig = x })
       (f initDbConfig)
 {-# INLINE initDbConfigL #-}
@@ -1104,7 +1104,7 @@
 --
 --   @since 1.12.0.0
 loggerL :: Lens' Plan (Last Logger)
-loggerL f (plan@Plan{..})
+loggerL f plan@Plan{..}
   = fmap (\x -> plan { logger = x })
       (f logger)
 {-# INLINE loggerL #-}
@@ -1113,7 +1113,7 @@
 --
 --   @since 1.12.0.0
 postgresPlanL :: Lens' Plan PostgresPlan
-postgresPlanL f (plan@Plan{..})
+postgresPlanL f plan@Plan{..}
   = fmap (\x -> plan { postgresPlan = x })
       (f postgresPlan)
 {-# INLINE postgresPlanL #-}
@@ -1122,7 +1122,7 @@
 --
 --   @since 1.12.0.0
 connectionTimeoutL :: Lens' Plan (Last Int)
-connectionTimeoutL f (plan@Plan{..})
+connectionTimeoutL f plan@Plan{..}
   = fmap (\x -> plan { connectionTimeout = x })
       (f connectionTimeout)
 {-# INLINE connectionTimeoutL #-}
@@ -1131,7 +1131,7 @@
 --
 --   @since 1.12.0.0
 resourcesDataDirL :: Lens' Resources CompleteDirectoryType
-resourcesDataDirL f (resources@Resources {..})
+resourcesDataDirL f resources@Resources {..}
   = fmap (\x -> resources { resourcesDataDir = x })
       (f resourcesDataDir)
 {-# INLINE resourcesDataDirL #-}
@@ -1140,7 +1140,7 @@
 --
 --   @since 1.12.0.0
 resourcesPlanL :: Lens' Resources CompletePlan
-resourcesPlanL f (resources@Resources {..})
+resourcesPlanL f resources@Resources {..}
   = fmap (\x -> resources { resourcesPlan = x })
       (f resourcesPlan)
 {-# INLINE resourcesPlanL #-}
@@ -1149,7 +1149,7 @@
 --
 --   @since 1.15.0.0
 resourcesSocketDirectoryL :: Lens' Resources CompleteDirectoryType
-resourcesSocketDirectoryL f (resources@Resources {..})
+resourcesSocketDirectoryL f resources@Resources {..}
   = fmap (\x -> resources { resourcesSocketDirectory = x })
       (f resourcesSocketDirectory)
 {-# INLINE resourcesSocketDirectoryL #-}
@@ -1158,7 +1158,7 @@
 --
 --   @since 1.12.0.0
 dataDirectoryL :: Lens' Config DirectoryType
-dataDirectoryL f (config@Config{..})
+dataDirectoryL f config@Config{..}
   = fmap (\ x -> config { dataDirectory = x } )
       (f dataDirectory)
 {-# INLINE dataDirectoryL #-}
@@ -1167,7 +1167,7 @@
 --
 --   @since 1.12.0.0
 planL :: Lens' Config Plan
-planL f (config@Config{..})
+planL f config@Config{..}
   = fmap (\ x -> config { plan = x } )
       (f plan)
 {-# INLINE planL #-}
@@ -1176,7 +1176,7 @@
 --
 --   @since 1.12.0.0
 portL :: Lens' Config (Last (Maybe Int))
-portL f (config@Config{..})
+portL f config@Config{..}
   = fmap (\ x -> config { port = x } )
       (f port)
 {-# INLINE portL #-}
@@ -1185,7 +1185,7 @@
 --
 --   @since 1.12.0.0
 socketDirectoryL :: Lens' Config DirectoryType
-socketDirectoryL f (config@Config{..})
+socketDirectoryL f config@Config{..}
   = fmap (\ x -> config { socketDirectory = x } )
       (f socketDirectory)
 {-# INLINE socketDirectoryL #-}
@@ -1194,7 +1194,7 @@
 --
 --   @since 1.12.0.0
 temporaryDirectoryL :: Lens' Config (Last FilePath)
-temporaryDirectoryL f (config@Config{..})
+temporaryDirectoryL f config@Config{..}
   = fmap (\ x -> config { temporaryDirectory = x } )
       (f temporaryDirectory)
 {-# INLINE temporaryDirectoryL #-}
@@ -1227,7 +1227,7 @@
 --
 --   @since 1.16.0.0
 sourceDirectoryL :: Lens' CopyDirectoryCommand FilePath
-sourceDirectoryL f (cmd@CopyDirectoryCommand{..})
+sourceDirectoryL f cmd@CopyDirectoryCommand{..}
   = fmap (\x -> cmd { sourceDirectory = x })
       (f sourceDirectory)
 {-# INLINE sourceDirectoryL #-}
@@ -1236,7 +1236,7 @@
 --
 --   @since 1.16.0.0
 destinationDirectoryL :: Lens' CopyDirectoryCommand (Maybe FilePath)
-destinationDirectoryL f (cmd@CopyDirectoryCommand{..})
+destinationDirectoryL f cmd@CopyDirectoryCommand{..}
   = fmap (\x -> cmd { destinationDirectory = x })
       (f destinationDirectory)
 {-# INLINE destinationDirectoryL #-}
@@ -1245,7 +1245,7 @@
 --
 --   @since 1.16.0.0
 useCopyOnWriteL :: Lens' CopyDirectoryCommand Bool
-useCopyOnWriteL f (cmd@CopyDirectoryCommand{..})
+useCopyOnWriteL f cmd@CopyDirectoryCommand{..}
   = fmap (\x -> cmd { useCopyOnWrite = x })
       (f useCopyOnWrite)
 {-# INLINE useCopyOnWriteL #-}
diff --git a/src/Database/Postgres/Temp/Internal/Core.hs b/src/Database/Postgres/Temp/Internal/Core.hs
--- a/src/Database/Postgres/Temp/Internal/Core.hs
+++ b/src/Database/Postgres/Temp/Internal/Core.hs
@@ -324,7 +324,7 @@
     <> indent 2 (text copyDirectoryCommandDst)
     <> hardline
     <> text "copyDirectoryCommandCow:"
-    <+> (pretty copyDirectoryCommandCow)
+    <+> pretty copyDirectoryCommandCow
 
 executeCopyDirectoryCommand :: CompleteCopyDirectoryCommand -> IO ()
 executeCopyDirectoryCommand CompleteCopyDirectoryCommand {..} = do
@@ -426,3 +426,4 @@
 -- | Stop the @postgres@ process. See 'stopPostgresProcess' for more details.
 stopPlan :: PostgresProcess -> IO ExitCode
 stopPlan = stopPostgresProcess False
+
diff --git a/test/Main.hs b/test/Main.hs
--- a/test/Main.hs
+++ b/test/Main.hs
@@ -339,7 +339,7 @@
             , cacheUseCopyOnWrite     = True
             }
       withDbCacheConfig cacheConfig $ \cacheInfo -> do
-        withConfig' (config <> toCacheConfig cacheInfo) $ const $ pure ()
+        withConfig' (config <> cacheResourcesToConfig cacheInfo) $ const $ pure ()
         -- see if there is a cache
         tmpFiles <- listDirectory dirPath
 
@@ -365,7 +365,7 @@
           xs -> fail $ "expected a single version directory but got " <> show xs
 
         -- add a file to look for later
-        withConfig' (config <> toCacheConfig cacheInfo) $ \db -> do
+        withConfig' (config <> cacheResourcesToConfig cacheInfo) $ \db -> do
           -- see if the file is in the data directory
           let theDataDirectory = toDataDirectory db
           xs <- listDirectory theDataDirectory
@@ -382,7 +382,7 @@
 
   it "withDbCache seems to work" $
     withDbCache $ \cacheInfo ->
-      either throwIO pure =<< withConfig (defaultConfig <> toCacheConfig cacheInfo) assertConnection
+      either throwIO pure =<< withConfig (defaultConfig <> cacheResourcesToConfig cacheInfo) assertConnection
 
 --
 -- Error Plans. Can't be combined. Just list them out inline since they can't be combined
diff --git a/tmp-postgres.cabal b/tmp-postgres.cabal
--- a/tmp-postgres.cabal
+++ b/tmp-postgres.cabal
@@ -1,5 +1,5 @@
 name:                tmp-postgres
-version:             1.21.0.0
+version:             1.21.1.0
 synopsis: Start and stop a temporary postgres
 description: Start and stop a temporary postgres. See README.md
 homepage:            https://github.com/jfischoff/tmp-postgres#readme