Although a trailer or panel truck is highly advisable from both a functional and advertising standpoint, how you get started is largely a question of budget and ability. However, a trailer or some means of transporting and storing the equipment should be one of your first expenses after getting started. A small 6' X 12' locking trailer is sufficient for most installations. This is great protection for your tools. Here again we recommend "baby steps” and advise you to grow as you can afford and need to.
