Hi, i wish to know how can i become a professional developer, im really really interested in WPF (Windows Presentation Foundation), is there some kind of school or career that focus on WPF ? ive been experiencing with WPF for about 3 weeks by now, i know Vb .net , c#, and im kinnda into database developing, so my question is:

1) How can i become a professional developer ?
2) What do i need to star working ? professionally