Giggsy wrote:
Best bit of advice - and its a toughie - is take your time, no matter how much you want to finish it and put it all together.
+1!
As as Giggsy said, if reaaally want to do it yourself and it goes pear shaped you can just sand it all off and start again or send it to someone to do.
Oh, and black is about as unforgiving as it gets... so his advice is about 10 times more applicable.
Good luck!