Given the current scenario (he works in banking), he is bracing for the possibility of a reduced income up to 50% reduction(lack of bonuses or possible job transfer pay cut etc. 

There are properties that have all expenses with property management that average 34% or less over the long haul as the vacancy, maintenance, and pm can be cut down along with utilities and with taxes, insurance, and whatever is left its still that low.There are others that average 80% for all tbe expenses which of course doesnt include the mortgage.  

She negotiated a price cut and seller paying 2% of closing.

See if you can find jobs on investor's flip projects to learn, even if you have to cut your rates a little.

One tenant let me know his hours at work were cut for the time being. 

Or hoping the Fed working its magic does not accidentally cut its lovely assistant in half. quadrillion is after trillion. 

ie it cuts off a driveway or access to dumpster?

@John Teachout recommended you cut back on the rehab. 

In some ways that's better, it cuts down on last-minute issues a bit.

Give the platforms their cut to handle this crap and then some.