In my experience, late payers often become non payers; so, I stick with the practice above.

Your research says this, and my real-world experiences says otherwise. 

In our experience/opinion, there's a direct correlation between these costs and the tenant demographic profile, or Class.

@Otis ClaytonFrom my experience, successful real estate partnerships start with clear roles, goals, and financial contributions, along with a defined decision-making process and exit strategy.

I live in Germany now, but also invest in Italy.Can't help you with YouTube content from Europe, but I can share some experience from Italy.Where do you live in Portugal?

For my short term rentals I am really going to focus on adding improvements that will increase my daily rate and guest experience.

You don't need to know everything to get started; you need a foundation to build on, and the rest will come through experience and then refining your education.You can build a basic understanding of investing in 3-6 months.

Any good or bad experience you had with them?  

@Garrett Brown Thanks for taking the time to share your insights and experience with a similar situation.

You have OOS management experience so why Florida or Cali?