We would like to use coin laundry as a way to help offset the included utilities.I've looked into a few options:Use the current washer/dryer combo and eat the utility costs until they die.Use the current washer/dryer combo and hook up a "Smart Coin Box" or something like it (https://www.mqtekindustrialsupplies.com/SMARTCOINB...)

I think there would be danger if you keep hard asset transaction into crypto-like transaction.

Has anyone added a coin OP laundry building? 

I found bigger pockets through a podcast rabbit hole starting with stock investing, then crypto investing, and then podcasts on learning, knowledge retention, then learning faster and more compact, then growing your personal net worth, then real estate, then moved to youtube podcasts then found an audiobook recap of David Green's Long distance real estate investing and then finally Bigger Pockets. 

I guess they expect their marketing to work like some sort of vending machine that drops pre wrapped goodies right into their hands every time they plug in a few coins and pull the lever.

Just taking the other side of the coin here although we do cost seg our apartments:Thinking of selling within the next 5 years?

I am an aggressive saver and the stock/crypto market had been doing well since I was buying last year after my first Househack.

SFR in Denver, CO in 2008. 3/1/garage. 30K purchase (AVR 130K), $4900 repair, $955 rent.

If you don’t, just make sure you have easy access to borrow some coin to pay off the unexpected.

I am rolling coins to pay the contractors.