When the government stops spending money for this:

7. Washington will spend $2.6 million training Chinese prostitutes to drink more responsibly on the job.
http://www.heritage.org/research/reports/2009/10/50-examples-of-government-waste

and many other stupid and wasteful things, I might consider your concern seriously. Until then, churches do a lot of good with the tax deductible donations they receive, good that otherwise would not get done or would be left to the taxpayer to foot a much larger bill due to the wastefulness of our bureaucracies. However, I certainly agree that buying raffle tickets in the hope of destroying the prize so no one else can have it is not my idea of a good thing.