I can do that through charging points, but since I'm getting it at a lower rate than you could as a consumer, I prefer to mark up the rate while still being lower than most others in the market.

Just my personal opinion - get a mentor or a person who already has good experience running STR business, preferably in your area (but not 100% required). 

This cultural preference for renting creates a steady demand for rental properties, ensuring reliable cash flow for property owners.Additionally, many Germans face a significant shortage of affordable housing, particularly in major cities like Berlin, Munich, and Hamburg.

Your son is likely paying more than the property is worth, by definition, as the seller would almost certainly prefer a similar offer that was not subject to. 

If foreclosure is what you want to invest in get a head of the game and focus on a target area and know if that HOA is a pain to work with, you might just find someone who wants to sell quickly to get aways from the HOA.

Quote from @Keith Groshans: My preferred investment in my SDIRA is mortgage notes.

Due to our love of traveling and hating the negatives that LTR brings along, we prefer STR and offering the same memorable experiences to travelers that we have experienced when traveling.

While I’m open to both turn-key and fixer-upper properties, my preference leans slightly toward value-add opportunities where I can improve the property and increase equity or cash flow.That said, I’m also happy to consider turn-key options that provide immediate cash flow if they fit within my investment strategy.

I have invested in real estate casually in the last several years, and am looking to step up my game by learning from those willing to help, and succeeding with real estate. 

Name of the game for me is speed to move the contract.Currently I have a mass email marketing platform that works well but no one checks their email as much as their texts.