GAP is the old program,continues to the growing need for consultants to help the increasing number of new Google Adwords clients with their Adwords campaigns.
you mean the google adwords certification? yes its really worth.. you can use this to get the trust of a prospect clients..
Google launched the Google Advertising Professionals program in November, 2004, in response to the growing need for consultants to help the increasing number of new Google AdWords clients with their AdWords campaigns.
it is a google adwords exam.. you can take it individually or at agency level... and google said it will be having a directory listing for all GAP approved agencies.. so businesses can go there and choose which one they would like to approach for they ppc campaigns..