Indulgences
Martin Luther told us that Christians could not buy or earn their way into heaven but only enter by the grace of God. That's so old fashioned: nowadays there needs to be a freemium model where you can either choose to pay or take the advertising supported route.
See my website: www.coffinadverts.com [1]
[1] I can scarcely believe that's not actually taken! [2]
[2] At the time of writing at least.
Biting the hand that feeds IT
