I stumbled upon a great self-publishing manual in Hugh Howey's blog. It was published in the Kindle Boards forums by user kayakruthie and it hold a ton of tips and tricks for newbies and not so newbies. I highly recommend it to anyone thinking on self-publishing or who has already done so but is still new in this world.
The link is as follows:
I hope it helps you as it has helped me.