There are many PPC agencies. You can search the Internet to find a list of PPC agencies. You should first look at their experience with this channel. Ask for case studies and examples of successful campaigns from their portfolio. You can also call one of their clients to ask about their performance.
You should also look for someone who is open and honest with you. Some Pay per click agencies uses deceitful methods to generate clicks in order to make a profit. It is important to ensure that you only pay for genuine clicks.
PPC should be explained more clearly by the consultants at the agencies. You will be able to get some insight from them on how to improve your quality score and increase CTR. This will directly impact the cost of the campaign.
An excellent PPC agency will provide tools for you to monitor the campaign's performance. Google Analytics is the standard tracking tool and should be free. Some agencies will charge for the generation of reports. These are the agencies you should avoid.
You should get quotes from several providers before you make the decision to hire an agency. You will find that different agencies have different pricing plans so make sure you ask for a breakdown of costs in each proposal.
You will be able to spend more time running your business by letting a PPC agency handle your account. You can also save money by hiring staff to manage the account. This task is much cheaper than hiring someone in-house. You can search Google or Yahoo to find a list of PPC agencies. You can also search your local directory, such as Yellow Pages.