It is quite easy to understand the concept of Google Adwords Campaign but it can be complex for a beginner. This is a short video tutorial explaining - Google ads, Adgroup, adwords campaign and how to create an optimized ad. This video is produced by Black Bear Design which is one of the top internet marketing agency serving in Atlanta and nearby areas.

Source: https://www.youtube.com/watch?v=O3Nm0WeNWq8