You're going to have to dedicate some time into self-learning... I don't know of anyone that will teach it to you here... Utilize the
wiki, learn the
api, and finally, start looking at other plugins (start simple) to see how things are done.
Self learning (and asking for clarification when you get stuck) is probably your best bet... you can take classes to help you get a better grasp on the design and concepts of writing code.
Use
IRC for live help - that's a great resource.
...:: TnT Edit ::...
This is a decent online, 'intro' helper site, although it's for C++ it still helps with understanding some basics:
http://www.cplusplus.com/doc/tutorial/ - Pawn is not C - it's is similar but different...