To help get you started contributing, we've created a tips for new contributors page, full of helpful links about policies and guidelines and style, as well as some important information on copyleft and basic stuff like how to edit a page. If you need help, check out Wikitravel:Help, or post a message in the travellers' pub.
There isn't an easy way to "transfer" edits - I believe that the software actually supports it, but Internet Brands, the company that runs this site, is generally unresponsive to technical requests. What you could do instead is to link to whatever anonymous contributions you made from your user page, something such as "I have also contributed anonymously. -- Ryan • (talk) • 17:49, 11 June 2010 (EDT)
Thank you very much for your recent contributions to NYC related articles! We appreciate your updates and broad knowledge about the transportation system in Big Apple. Would be great to see you here often! If you have any questions, don't hesitate to ask me. Warm regards, IBAlex (talk) 17:11, 4 November 2013 (EST)