Most of the methods are for advanced investors and not nearly as common or easy as portrayed by YouTube gurus selling courses for a living.

Ryan Sorry to hear of your situation - I will say it is somewhat common due to the market run up back then.Shoot me your info and let me take a look at all. 

Quote from @Evan Ross: One of the most common mistakes I see with amateur landlords: attempting to build goodwill with their tenants.

It is common area and I assume you excluded it and would be entitled to be a guest of your son.

At the end i will add a list of items why adding a single ADU in single family zoned areas may not be the best RE option.The most common value add is via a rehab.  

Hard money is a pretty common loan type for BRRRs or flips, it is handy to start. 

That means having procedure and protocol for every situation--or at least, every common situation. 

Several factors indicate the company is not that concerned about efficiency or ease of customer process: the website, a process that seemed to focus on one issue at a time instead of all issues at once, and consistently poor communications and lack of common sense from the loan analyst we were assigned.It started off very well with the initial point of contact, Austin Lornson, who did a fine job of explaining the general refinancing process, responding quickly and thoroughly to our questions.

It's very common for sellers to provide bad infor to brokers.  

U only have to be burned once when title comes back 3 days before closing ( which can be very common in abstractor  states ) only to find it title is buggered.. title companies and closing attorneis may have their process's but a good agent just lets them know this is how escrow is going to flow.. they will wine but it cost 200.00 for a title search and we dont want to spend that until we know we have a closing.