Go to your local town municipal building and then your county municipal building get both a city/town business license, and a county business license, probably a home based business license will be fine, contact an insurance company, and get insurance against theft and damage, such as fire and water damage, every time you add a piece of hardware send the serial number in and the value of it to your insurance company, if it ever gets stolen or damaged in a fire or anything like that the equipment will be replaced at current market value plus interruption of business charges as well.