I'm not a religious scholar, anything I say can and should be taken up with your/his preferred scholar of their faith, as well as with God directly, to validate that it will not send them directly to hell.

They weren't able to use traditional financing (religious purposes), so I wanted to figure out a way for us both to be happy.

Chalk it up to folks of the local religious persuasion being naive to certain sinful substances and confusing them with other things.

https://www.biggerpockets.com/storeFrom more of the development and attitude aspect, below are  a couple I'd recommend: The One Thing Zero to One 7 Habits of Highly Effective People   How to Win Friends and Influence People Awaken the Giant Within How to Stop Worrying and Start Living 10XGrit 

I'm not surprised D.R. polarizes, he's a huge star with a lot of extreme opinions,  many based in religious beliefs. 

Some people want extra income for retirement, to fund religious missions, control over their investments, tax advantages, freedom from their job, funding for their kids’ future, etc.

As far as loss of value, when I sold property in CA that had hospice deaths of elderly people who choose to die at home the realtor said that any Asian purchasers, due to religious beliefs, would not be interested in buying the house. 

@Scott Mac you my friend are in for a rude awakening by the universe if you truly charge per staple.

These services (some government-provided, some religious-affiliated, some business-related, and some charity related,) all require the citizen to be extremely delinquent on a bill before offering assistance. 

If I did multi I'd be in an fha loan and would have to live there.Its a veryyyyyyyy secular and religious place.