Use that same strategy if doing ppc programs and paying for keywords.
Ask for that email address and the phone number on a couple their own happy clients and chat with them. Anyone whose been internet marketing knows that generating leads can be a time consuming and expensive experience. https://www.google.com.ag/url?q=http://www.templeleasing.com/what-is-it-called-when-you-believe-in-science-and-not-religion/