Is it drug money?

It keeps competition out which creates higher cap rates, but it also can sour lenders and appraisers that are unfamiliar with the actual product and think only of "Trailer Park Boys" and other false narratives created by the media (which has learned that the words "trailer park" to any TV show will produce higher ratings with the American expectation of sex, drugs and violence).

A drunk monkey could pass the Massachusetts test - and the same goes for Maine.It's a 40 hour course. 

Have the house tested, and then abated if the walls do contain lead paint?

I've conducted two experiments over the last year with mixed results in order to test a couple of things.  

If it actually worked and simplified my life, I'd pay $50-$100 per property per month for it.If y'all are testing the waters, I'd recommend the following,1.

Perhaps you need to increase your income to more than 3x the rent or look for a less expensive unit where your income meets the 3x the rent test. 

They tested for a commode leak with green food coloring.

My lease has been fully reviewed by my attorney (Lowther-Johnson and Associates) and tested (I have won over a dozen money judgments, lost zero).  

You should run this test ad during due diligence.