At $10, that book is an absolute bargain. I recommend it highly. And one of these days, I'll get around to reviewing it.
Something that might be of interest to other bloggers, too, is the following article:
Bankrate.com: "Can I Deduct PayPal expenses?"
One thing's for sure: The extra self-employment income is nice, but it sure complicates tax matters. By extension, it also makes for a fair amount of extra record-keeping. I'm sure glad for my (moderate) proficiency in Quicken and Excel!