I've written 10+ books for O'Reilly, and one for Wiley/For Dummies, back in the day. It's a great experience, and I'm still writing for them now. We really enjo

I've written 10+ books for O'Reilly, and one for Wiley/For Dummies, back in the day. It's a great experience, and I'm still writing for them now. We really enjoy it, and gain credibility, clients, and speaking opportunities from it. The money is fine, but the opportunities are great. Once you've done one or two, it gets easier and quicker.