There are many things that only professionals should do. Dentistry, walking the tight rope, building hotels, and defusing bombs are just a few examples. But, despite common misconceptions, there are many other things that we lay people can do all on our own. We might not do such a good job or take all the necessary precautions, but at the very least we’ll save some cash and learn a valuable lesson. This week, I’ve gathered a few things that will show you just how self-sufficient you can be.