I wrote a book in 30 hours.
So you could say I've pretty much got the speed writing thing down.
As for tips, being insane helps, as does caffeine and nicotine. If you're an insomniac who's got an opinion on everything, that also helps.
It's up to you to say whether I did a good job or not. Links to the book are in my sig, or here:
Amazon and here:
Smashwords if you fancy a look.