It is important that you track records of each ads you test. The investment you do in testing is very important and can save you a lot of money. The amount of money you spend can be controlled by setting a daily budget. Your goal is to earn money on your advertising.  Therefore you need to track your traffic, analyze the results and be sure that do not pay more for the PPC campaign than the ads generate. The goal you have is how to get your site listen in the search engines and  get a positive return of your investment.

Google has the largest number of indexed pages on the Internet and  is the most powerful search engine in the industry today.

That is the reason why you should start your PPC campaign with Google. IF your PPC campaign has success on Google you can move to other search engines as Yahoo or Bing and start a new campaign there.

Here is 3 point you need to think of before you start your campaign:

1. How much will you bid on a each keyword
2. Your ad's relevance to the chosen keyword
3. The ad's click-through rate

Google will give your more expressions if you have a high click-through rate. It is not only what you pay but also the quality of your ads that counts. In other words, you have to test and work with the text of your ads before your start your campaign.

And this is what is called pay-back-time of all your ad writing efforts.

If your ad can beat your competitors click rate and you will see that your ad will get a higher-ranking spot in Google's search results!

Do not push but make test of each ad before you start the PPC campaign. In Google Adwords you can also test different ads using the same keywords.

If you get a high ranking at Google you will see that you get a high ranking in the other search engines, too.

If you need target traffic to your site NOW a PPC campaign at Google is one of your possibilities and could be the solution you may choose.