But critics say the process invites fraud and raises costs.

The zero rating of goods moving to other member states without Customs documentation clearly invites fraud.

But providing such leeway does not have to produce a labyrinth of complex contracting rules that invite fraud, waste and abuse.

How can the U.S. drug companies reasonably defend a system that invites fraud and forgery?

Lawyers with successful private practices who take only a few court-appointed cases warn that the low fees invite incompetence and fraud.

"When money is paid for services to be delivered at a later date, you invite fraud," Mr. Spinelli said.

Republicans have traditionally been far more hostile to many changes in the election system than Democrats, arguing that the changes could invite fraud.

The President's "reform" invites even more cheating and fraud than is presently found in the "Welfare" system.

However, the administrative complexity involved invites fraud, and the associated problems of the CAP are far from being corrected.

Critics also worry that the mail registration requirement invites fraud because it is hard to verify validity of a mailed-in form.