...clicks, the information on your landing page is not relevant to their search and they loose the scent. If your ad copyclaims you sell ‘pink roses’ and a searcher clicks on your site expecting pink roses but you provided yellow daisies, the...
http://www.toprankblog.com/2008/08/pay-per-conversion/
...extra for last-minute printing arrangements. These expenses can dwarf that $6000 testing cost. Erroneous ad copy. Claims in the manual can turn into claims in the advertising materials. Errors in the manual turn into errors in advertisements...
http://www.badsoftware.com/baddocs.htm