@Ryan LloydIts very common for investors to reach out to me before purchasing a property, so they can get a better idea of what it would rent for.

People having success with this model are buying within a narrow search criteria (4+ beds, 500+ sqft per tenant, 3+ showers, plenty of parking, no HOA restrictions prohibiting non-related occupants, proximity to major employers etc etc.) and hiring management that specializes in the model and has systems + methodologies in place to account for turnover, roommate politics, common area cleaning, utility costs. 

Not sure about the hostility you're getting in response, but Bank statement loans are a fairly common thing.

@Robin Brown welcome to BPyes this is a common strategies and one of my favorites. 

Minor yes backing in and out of traffic can be a nightmare unless that is common in that area.

They say the title company won't wait for the check to clear.Is this common practice today - title company won't take bank check and just wire.

Is this common in a loan for a 4-plex??

6 months of seasoning is more common.

This is common in Blue Ridge, Georgia area and the florida panhandle as well.

@Kevin McCormack are you asking about machines in a common laundry room or in the units itself?