You can harness the power of Google to search this site and quickly get a list of relevant posts. How? Glad you asked.
Go to Google, and in the search field, type in this:
site: wordpress.org keyword1 keyword2 keyword3
Faster than you can say "Bob's your Uncle" you get a list of places to start looking. Please do try and search via the Search button on the forum, or by using Google or Yahoo! or other favourite search engine. If you get stuck or need further help, then by all means post your questions.