The key to a robust PPC Campaign is in building a solid keyword base. It is not the number of keywords but how you group them that lead to an effective campaign. By grouping, you are I the process of creating an effective ad group. Search engines respond better to ads containing semantically grouped keywords. By grouping your keywords into similar themed groups and consciously bidding for correct keywords can help you get great benefits from your PPC Services Campaign.
The benefits of a planned PPC campaign will help you carve a niche for your keywords, help you get an increased click through rate, increased revenue flow, lower bid costs over time, a good quality score and eventually better search rankings.
The keyword tools present to allow you to enter relevant terms and pull out related keywords on the basis of your entered keyword alone. This may not work as they keywords may or may not be of utmost relevance to you. Also, long tailed keywords are ignored. It is now globally known that long tailed keywords have gained significance over time. Missing out on such keywords can harm your campaign.
The benefit of a PPC campaign is that that you need to pay only after the link is clicked on. This works in the favor of small businesses who do not want to invest a great deal of money initially. You will realize later on that the revenue gained from a PPC campaign is far greater than your investment.