Common Objections
Scripture
Jesus' command doesn't apply today.
Jesus' command only applies to evangelism.
The worker deserves his wages.
Scripture only condemns greedy ministry, not all forms of profit.
Theology
This is based on just one verse.
This is Christian Socialism / Communism / etc.
You can't force people to be generous.
Everything belongs to God and we can't give it all for free!
Application
Not everyone has the ability to give for free.
What about authors, musicians, etc?
What about publishers and stores?
Why target parachurch ministry?
Lots of resources are already free.
People don't value free products.
Copyright
Copyright prevents plagiarism.
Licenses
Why not forbid commercial use?