Compress responses (Gzip)
Responses from the API should be compressed (e.g. gzipped) as XML is very verbose and responds well to being compressed.
This should be a simple setting change within IIS.
I haven't tried my application with the production system so it might already be enabled there, but this would also help in the test system.
As the server will only respond with compressed content if the client request says it supports it, this feature shouldn't break anyone's existing code.
This is now the default response