While that may be good for the 10% pref investors, you may have been better off holding another year and getting another 7%.Related to this, I generally don't like preferred returns as a passive investor. 

One search on Youtube returns hundreds of videos that go over exactly how a STR can be used to offset W2 taxes.

This should be able to be linked to a holding outside of Spain to transfer e.g. dividends, however, keep in mind that other countries will ask you to have substance there for them to approve the holding.

Do you hold any financial advisor certifications?  

I kept find info about it being a scam and another thing that throw me off is on one of their videos there was this guy that I seen before on another Real Estate commercial.

I’d hold the PM accountable for poor oversight—they should’ve been more proactive.That said, it’s also important to weigh the long-term relationship with your PM.

However, if you already own a note secured by a vacant property, AHP Servicing and Activist Legal can help you execute the preREO strategy on the note(s) you already hold and want to keep.

Find Brandon's videos on YouTube for the "four square" method of analyzing homes and practice.

I've been informed that completing the course alone may not be sufficient to pass the exam, so I’m seeking advice on how to prepare effectively once I complete it.Currently, my only other resources include a YouTube video, five practice exams, and a textbook.If you have any additional suggestions—whether online or in-person, paid or free—that could help me effectively prepare for the exam, I would greatly appreciate them.

Video is very important, shoot walk through video and have that.