Yell are a huge reseller of Google of AdWords and many a small business trusts their digital marketing efforts to the online directory - but, we have to ask, are they any good? In this post, we are going to give you an overview of a Yell created and managed ad campaign that we reviewed this week for a client and provide some insight into how that could be improved.   Google Adwords PPC by Yell   The names will be changed here to protect the innocent but let's say this was a roofing company in the town of Sutton Coldfield and the goal...