Find Plumbing - http://www.findplumbing.com/
Aimed at small plumbing problems and offers advice on how people can fix these issues themselves.
Freshen Up Your Bathroom With Simple Weekend Projects - http://interiordec.about.com/od/bathroommakeovers/a/a_bathweekend.htm
Lists home improvement projects that can be finished in one weekend. Has information for small projects all over the house.
Positive Plumbing - http://www.plbg.com/
Offers a forum where plumbers can come together and share advice and experiences. Also has articles for plumbers to read with advice and tips.