8. Study the results. For the selection cited above, several dozen companies recently offered rates in that range. Remember that the lowest rates could come from a company with a poor reputation, but more on that later. Contract lengths varied from one to 36 months. Each service plan comes with links to “Terms of Service,” “Facts Sheet,” “Signup” and “Special Terms.” When you click on these, you learn the nitty-gritty details. Many companies have minimums about the amount of power you must use, or you pay more. Carefully look for language about other fees.