diff --git a/TransportApp.markdown b/TransportApp.markdown
index 74a3aa6..23892e8 100644
--- a/TransportApp.markdown
+++ b/TransportApp.markdown
@@ -4,19 +4,12 @@ TransportApp is an application layer protocol that uses [BSP] to synchronise inf
 
 TransportApp uses a single message type:
 
-**0: PROPERTIES** - The content consists of a [BDF] list. The first element is a string identifying the transport. The second element is an int identifying the version, which is incremented whenever the transport properties change. The third element is a dictionary containing the transport properties.
-
-The following transports have been defined:
-
-* bt: Bluetooth RFCOMM
-* lan: TCP over local area networks
-* tor: Tor hidden services
-* file: Removable storage devices
+**0: PROPERTIES** - The content is a [BDF] list with three elements: transport identifier (string), version (int), and transport properties (dictionary). The identifier and properties are supplied by the transport plugin. The version is incremented whenever the properties change.
 
 ### Storage policy
 
-* The local message with the highest version number for each transport is stored and other versions are deleted
-* For each remote device, the remote message with the highest version number for each transport is stored and other versions are deleted
+* The local message with the highest version for each transport is stored and any other versions are deleted
+* For each remote device, the remote message with the highest version for each transport is stored and any other versions are deleted
 
 ### Sharing policy