My method has always been to call every listing that hit 90 days on market in areas that I want to buy.

That's a horrendous fallacy and a weak mindset to think that real estate agents are buying the best multis.

You are generally going to either buy it at 95% of value or what is owed, which ever is lower. 

I buy real estate but I carry debt which is actually tax deductible, my money works for me.

I am going to buy an apartment in Bali which is in a construction right now and the price is a presale price.

The other half is a mix of spec and owners buying lots to custom-build for themselves (more of the latter than the former).

He usually buys in C neighborhoods and has to do heavy rehab, but he's a construction guy that also runs his own property management company, so it's 2nd nature for him.

The reason most inexperienced investors buy in Detroit or Cleveland is because of cheap pricing.

Any general advice is much appreciated.50k is more than enough money, the biggest question at 22 is are you ready to buy a property and be kind of locked in for 3-5 years.

So even if you had a buy out agreement negotiated up front and execute that buy out agreement, the bank would still require him to be guarantor unless something drastic changed on your side financially.The best scenario here would be to purchase and rehab the property using a hard money lender or bridge lender.