diff --git a/Network/HTTP/Conduit.hs b/Network/HTTP/Conduit.hs
--- a/Network/HTTP/Conduit.hs
+++ b/Network/HTTP/Conduit.hs
@@ -100,6 +100,7 @@
     , newManager
     , closeManager
     , withManager
+    , withManagerSettings
       -- ** Settings
     , ManagerSettings
     , managerConnCount
@@ -277,13 +278,15 @@
 -- This function will 'throwIO' an 'HttpException' for any
 -- response with a non-2xx status code (besides 3xx redirects up
 -- to a limit of 10 redirects). It uses 'parseUrl' to parse the
--- input. This function essentially wraps 'httpLbsRedirect'.
+-- input. This function essentially wraps 'httpLbs'.
 --
 -- Note: Even though this function returns a lazy bytestring, it
 -- does /not/ utilize lazy I/O, and therefore the entire response
 -- body will live in memory. If you want constant memory usage,
--- you'll need to use the @conduit@ package and 'http' or
--- 'httpRedirect' directly.
+-- you'll need to use the @conduit@ package and 'http' directly.
+--
+-- Note: This function creates a new 'Manager'. It should be avoided
+-- in production code.
 simpleHttp :: MonadIO m => String -> m L.ByteString
 simpleHttp url = liftIO $ withManager $ \man -> do
     url' <- liftIO $ parseUrl url
diff --git a/Network/HTTP/Conduit/Manager.hs b/Network/HTTP/Conduit/Manager.hs
--- a/Network/HTTP/Conduit/Manager.hs
+++ b/Network/HTTP/Conduit/Manager.hs
@@ -12,6 +12,7 @@
     , getConn
     , ConnReuse (..)
     , withManager
+    , withManagerSettings
     , ConnRelease
     , ManagedConn (..)
     , defaultCheckCerts
@@ -90,8 +91,8 @@
         CertificateUsageAccept -> certificateVerifyChain certStore certs
         rejected               -> return rejected
 
--- | Keeps track of open connections for keep-alive.  May be used
--- concurrently by multiple threads.
+-- | Keeps track of open connections for keep-alive.
+-- If possible, you should share a single 'Manager' between multiple threads and requests.
 data Manager = Manager
     { mConns :: !(I.IORef (Maybe (Map.Map ConnKey (NonEmptyList ConnInfo))))
     -- ^ @Nothing@ indicates that the manager is closed.
@@ -148,6 +149,9 @@
     | otherwise = (l, Just x)
 
 -- | Create a 'Manager'. You must manually call 'closeManager' to shut it down.
+--
+-- Creating a new 'Manager' is an expensive operation, you are advised to share
+-- a single 'Manager' between requests instead.
 newManager :: ManagerSettings -> IO Manager
 newManager ms = do
     icertStore <- I.newIORef Nothing
@@ -254,7 +258,7 @@
 -- | Create a new manager, use it in the provided function, and then release it.
 --
 -- This function uses the default manager settings. For more control, use
--- 'newManager'.
+-- 'withManagerSettings'.
 withManager :: ( MonadIO m
                , MonadBaseControl IO m
                , MonadThrow m
@@ -262,6 +266,16 @@
                ) => (Manager -> ResourceT m a) -> m a
 withManager f = runResourceT $ do
     (_, manager) <- allocate (newManager def) closeManager
+    f manager
+
+-- | Create a new manager with provided settings, use it in the provided function, and then release it.
+withManagerSettings :: ( MonadIO m
+                       , MonadBaseControl IO m
+                       , MonadThrow m
+                       , MonadUnsafeIO m
+                       ) => ManagerSettings -> (Manager -> ResourceT m a) -> m a
+withManagerSettings s f = runResourceT $ do
+    (_, manager) <- allocate (newManager s) closeManager
     f manager
 
 -- | Close all connections in a 'Manager'. Afterwards, the
diff --git a/http-conduit.cabal b/http-conduit.cabal
--- a/http-conduit.cabal
+++ b/http-conduit.cabal
@@ -1,5 +1,5 @@
 name:            http-conduit
-version:         1.8.2.1
+version:         1.8.3
 license:         BSD3
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>
@@ -7,6 +7,8 @@
 synopsis:        HTTP client package with conduit interface and HTTPS support.
 description:
     This package uses attoparsec for parsing the actual contents of the HTTP connection. It also provides higher-level functions which allow you to avoid direct usage of conduits. See <http://www.yesodweb.com/book/http-conduit> for more information.
+    .
+    "Network.HTTP.Conduit.Browser" module has been moved to <http://hackage.haskell.org/package/http-conduit-browser/>
 category:        Web, Conduit
 stability:       Stable
 cabal-version:   >= 1.8