You may be wondering whether to take more time growing and marketing to an email list or starting a PPC campaign. These are just two marketing channels available to grow your online business. Undoubtedly you should become knowledgeable in various aspects of Internet marketing, but where should you concentrate your efforts first?
Google has made an interactive tool available for your use to help sort out which channel merits your attention first. Have a look at the video - it won't answer all your questions, but it will shed some light on your efforts to prioritize.