Here's our plumbing tip for May 2015.
Unclog you p-trap yourself. All sinks have a p-trap. That is, it's literally shaped like a P, and it traps sewer gas. Water remains in the U shape, creating a "water-tight" block that the sewer gas cannot penetrate. So, the sewer gas is "trapped" in the pipe. It's also where hair freqeuntly gathers, and clogs the drain. Clearing the p-trap is simple:
1. With a channel locking wrench and a a bucket in hand, locate the p-trap