Take that away by making it clear you will pay for, even supply, all materials. 

Limited supplies and month or more for shipments.Your will notice the Treated Pine boards used for the shed. 

As to others points rents will change with supply conditions.

Here’s how it works:Population Decline or Stagnation: If the population is static or shrinking, the current housing supply meets demand, and property prices decline (in inflation-adjusted dollars).

If you do outsource, some management companies will cover various things like cleaning, supplies, etc. so look into that as well. 

But that doesn’t mean that you can’t find them with some good old-fashioned shoe leather.By far the best way to find great syndicators to invest with is to get recommendations from friends and colleagues who are already investing.

we invest in non performing mortgages (and do some short term RTL's), and the indicators we look at are our inventory supply and where is the inventory.

Recent zoning changes now allow for three dwellings on a single parcel, and parking requirements have been lifted in denser areas, both of which have boosted the local housing supply.

Now track either housing shortages or for sale supply, or on market data for those same data Points.When you do this, you will question why you are even thinking about the Stock market. 

Though I have not personally contributed to these investments for tax credits, I have personally seen these investments in action and these investments can help provide more supply of housing and development that would otherwise not be there.