I know the editorial statements of guest contributors are not the opinions of Search Engine Land but someone should have read this one first. Bid management software is a money sink? Come on guys. Nick Abramovic, the column writer , posts “With these bidding systems being rules-based, they require account managers to make customizations”. Of course, and those customizatiions take time and effort, but they save massive amounts of time – just from a report basis to begin with. But they also provide an interface where you can pull information to the keyword level for all engines into the same spread sheet.

Go here to see the original: 
Search Engine Land Disses SEM Bid Management Software