When it comes to plumbing, many things can go wrong. Some plumbing issues are very easy to repair, while others can become quite a bit more difficult. Regardless of the difficulty, a good amount of plumbing knowledge is needed to ensure that repairs are done correctly and efficiently.
If you discover a pipe has frozen, open a tap on the line to allow the thawing ice to drain. This will relive some of the pressure, and could prevent cracks from appearing.
Avoid bleach tablets, blue toilet deodorizers or the other odor removers inside your toilet. These may deodorize, but they can seriously damage the rubber pieces in the toilet, causing poor functionality or even complete breakdown of the fixture.