diff --git a/saferoute.cabal b/saferoute.cabal
--- a/saferoute.cabal
+++ b/saferoute.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                saferoute
-version:             0.1.0.0
+version:             0.1.1.0
 synopsis:            A simple type-safe routing library.
 description:         
   saferoute is a type-safe routing library for web applications.
diff --git a/src/Web/Saferoute.hs b/src/Web/Saferoute.hs
--- a/src/Web/Saferoute.hs
+++ b/src/Web/Saferoute.hs
@@ -15,6 +15,7 @@
 
 -- |The type for a route - just an alias for 'S.Text'
 type Route = S.Text
+type RoutePart = S.Text
 
 -- |The type class for a resource.
 class Eq r => Resource r where
@@ -39,3 +40,4 @@
   -- isn't associated with any 'Resource', this returns 'Nothing'.
   lookupRoute :: Route -> Maybe r
   lookupRoute route = M.lookup route routeResourceMap
+
diff --git a/src/Web/Saferoute/Blaze.hs b/src/Web/Saferoute/Blaze.hs
--- a/src/Web/Saferoute/Blaze.hs
+++ b/src/Web/Saferoute/Blaze.hs
@@ -13,5 +13,10 @@
 import qualified Text.Blaze.Html5 as H
 import           Web.Saferoute
 
+-- |Foreign resources need only to have a URL, which needs to be an
+-- embeddable attribute.
+type ForeignResource = H.AttributeValue
+
+-- |Given a 'Resource', get the URL for it.
 getUrl :: Resource r => r -> H.AttributeValue
 getUrl = H.toValue . getRoute