So many of my projects start with this same basic construction. I am reposting this because if you master this, you will be able to build many things! First, decide what you are using for your top. I have been using two 2x6's, which make mine about 18"x11" (these shown area little smaller--they were a special order to fit under one of the tables I had made). Then cut 2 pieces of trim board or 2"x4"s 2 inches shorter than the length of your top. I set these on the top and then measure what I…