He reports that down the line he frequently gets reimbursed (it may take several years so he continues to monitor when he must renew a judgment) when a former tenant wishes to make a big item purchase such as a house.

I agree that this subject is asked about frequently, but no one on the podcast (at least that I've heard) has discussed how this really works and how they get 'around' the due on sale clause and other obvious things that make this less than an ideal strategy.

If you keep your ears open you'll hear it come up pretty frequently.

I like frequently drive-bys and inspections. 

Several reputed real estate firms in London frequently give special offers on short term rentals.

You can negotiate off an as-is clause and with how competitive the market is, it is an approach that is being done more frequently.

Skips, evictions, and property damage are frequent.

Gilbert,I have done fix and flips quite frequently for single family homes in the past but the market is much better for Repositioning Apartments as long as you invest in the proper emerging market.

Pets will be a frequent request, so you'll need a policy.

In larger cities like Boston, there are frequently events that are worth attending in order to get your foot in the door in your market.https://www.meetup.com/jlucky/events/295249949/