Explore my personal favorites, Set For Life by Scott Trench or The Total Money Makeover by Dave Ramsey, for invaluable financial insights.3.

The tenants have their own W/D so I can’t make money off that.

It's just old mom and pop owners, many do not even list the rentals online. 

I'd recommend listening to this episode of BiggerPockets Money and then using the linked spreadsheet to help you decide https://www.biggerpockets.com/blog/money-572

Will they finance 100% of the purchase and renovation or will they want skin in the game (you putting money in).Most do not do 100% funding so beore going down more rabbit holes, make sure you have the $ aspect situated first.

If you ever have any questions regarding this or in general feel free to reach out I enjoy helping and ensuring other BP members avoid lost time and money. 

Like all businesses, laundromats have problems and require time, effort, and money.

You can also check their reviews online at Google, Facebook, or Yelp.

Caulking a bathtub for a plumber is the easiest job he could charge money for, short of charging to lite a pilot light on a furnace or water heater.  

At this point, I would recommend having a line of credit to cover these things so you don't have money sitting in the bank doing nothing when it could be put to work.I have 33 units, no debt except for mortgages, and excellent income.