Once you get past what technology you are going to use, figuring out how to connect it to the grid and getting all the approvals, the question you need to ask is how do you attach solar panels it to the roof itself. It's not as cut and dried as it may seem. There are not only governmental regulations regarding the physical installation, but engineering issues as well, including heat, wind and cost. IdaRose Sylvester, senior correspondent for New Tech Press found a relatively simple, low-tech and low-cost solution in QuickScrews International.