They waste expensive labor and delay delivery time.

FORBES: Crafty

The department and the media firms reached a compromise that let the firms continue using their own computers and data lines to ensure fast delivery of economic news but let the Labor Department control access to the computers and supervise maintenance of the equipment.

WSJ: U.S. Probed Media Firms on Data Reporting

Then Tata Consulting Services and Infosys implemented global delivery systems using highly trained labor at a 10th the cost, practically wiping out the domestic vendors' traditional IT services business.

FORBES: The accepted wisdom that the customer is king is all wrong.