How does one learn about keywords and which ones to place in a campaign ? which ones not to place in a campaign ? would anyone know of any helpful sites for this type of information ? Thanks
you can start here: http://www.wordtracker.com/articles/index.php/academy/featured/ http://www.wordtracker.com/articles/index.php/academy/tutorials/
You need to use the keywords which have low competition and a good number of searches. You could check out charles heflin's site where he talks about the master plan.