Assuming this 20k isn't supplementing other cash that together would be enough to buy a good investment property:I'd dollar/cost average index funds while the stock market is falling, let it grow, then find another property.

In our MLS, we have a spot called supplementals and I would attach them there so the buyer's agent can provide them to the buyer ASAP.

A great way to supplement your career!

It breaks down what to do when you're a beginner and having to supplement your income with other jobs.

I was looking for a cash cow that I could hold onto and get decent cash flow from to supplement my retirement income after retiring from the Air Force a few years earlier.

I was looking for a cash flowing property that could supplement my income after retiring from the Air Force just a few years earlier.

I am pulling property and ownership info and skip tracing it all through Propstream.This is supposed to be a more personal lead gen strategy and is supplementing a cold calling campaign led by a virtual assistant. 

If your goal is to supplement your income now, then you want to cash flow as much as possible.

This is the main reason why I became a real estate to supplement my investing strategies.  

. - They have had to buy a portable A/C unit to cool rooms without wall A/C-Their living room is cooler because of its high ceiling, 3 outside walls, and radiators that do not heat up as hot due to being in the end of the "line", so they use a radiator heater to supplement heat and have mentioned it is cold (which is true - by why leave windows open then?)