What do you mean by Pay per click (PPC) Search engine marketing
? When you ask a Internet surfer about cost per click search engines they view it as a search engine where you search for information. But when you ask the same question to a person who runs paid inclusion in search engines it is an inexpensive way to drive targeted traffic to their website.
This is how Pay per click works, if any one wants to bid on keyword in search engines for their website they open an account with these search engines which needs some amount as deposit to start with. After creating the account with search engine the next step is to enter the URL of the website, a creative Title, and a description and bid on keywords. The keywords are identified and researched carefully before bidding. So every marketer chooses the right keyword to target.
So when a visitor searches for a certain keyword for example "shoes" the information you had given appears in the sponsored links of that search engines. Sometimes your website would be displayed above all the organic listing in the search. So in that way you website is found by the visitor who is intending to buy "shoes".
There are numerous search engines out there but the top ones are Google Adwords, Overture and Findwhat how has got a major share in the PPC search engine market.
Initial investment for starting a PPC Campaign - There is nothing like minimum investment expect some amount for activating your account you can start the campaign for which ever amount you want even with Dollar Five. And the price of your keyword can be decided by yourself. Also you can adjust the price of the keyword according to your requirements. If the keyword you have picked doesn't gets your enough satisfaction you can drop it and pick a new work which works for you.
The bottom-line is Bidding the right keyword for you PPC campaign is key for a successful pay per click search engine marketing.