1. Microsoft Certification (MCP) as a web developer is typically a safe bet, widely recognised - though expect to pay for your exams (these are usually conducted in person at an exam centre, maybe there are some in your area).
2. I'm sure you've heard of
http://www.stackoverflow.com, it's not too uncommon for people to be hired/contacted for work on their stackexchange merits alone. Also it helps you to keep up-to-date with the latest practices/technologies in web development.
3. Know next to nothing about telecommunting I'm afraid, assuming that is what you're after?