Only the government wants to lend money in that environment (and by lending, you know the Fed is printing the money to lend).The Fed can only fight the tide for so long before they are swamped..

At this point in my opinion they have committed fraud and are entitled to government housing with 3 hots and a cot.  

My realtor friend was told by a lender that a memo came out today from the federal government indicating that loans for a non-primary house would go up by 200 basis points effective immediately.

If you want to invest in Property tax liens the first thing you should do is google your state's statutes that goes over the laws that govern the tax sale process.

What about the government debt?

You are potentially operating in multiple states, each with different laws governing wholesaling.

Are any Landlords enrolled in the new US government Rental Assistance Program?

If a Sheriff sale is set, then subject mortgage is probably not a government backed loan, and the foreclose is likely proceeding.For Indiana though, assuming it is mortgage being foreclosed, the bank has no ownership in the property unless it becomes the owner by being the highest bidder at the Sheriff Sale. 

Having reserves and cash in a war chest is a great thing right now considering the prices in our markets and turbulence of our government forbearance policies.  

With that said, each city government website will likely have a subpage or section address rental properties, with links to various information on taxation, reporting, etc.