Well then I must say "Good Luck" then...
And welcome to the Guild.
Check out the Tutorials forum and the bottom of the main page, 'cause you will surely find something there to lead on your way to making great maps.
When you start something, post it in the WIP forums, and be amazed at how friendly and helpful the people are around here. We will have you making maps that will blow you away in no time at all.
Once you have finish a map, post it in the Finished Maps forum for other newly minted Guild members to drool over.
Trust me, it won't take that long either