We live on Oahu but interested in investing in a condotel in Vietnam so seeing what the secret ingredients are :) 

I'll spare you all the details but the key ingredient was the two inches of sewage throughout the entire basement.

Key ingredients...Highly discounted deals are what you need!

The key ingredient is tenant screening.

Like any marketing campaign, your ability to stick with a consistent plan and measure the results are key ingredients for success.  

Look, leverage is a key ingredient in REI, without it it simply does not have half the returns it could and should.

Generally, when dealing with local planning and permitting departments it usually always comes down to the same two ingredients: time and fees.

I really believe that loving what you do and making a living at it is one of the key ingredients to leading a very happy, successful, and fulfilling life.

Look at the local year over increases in rent to forecast.The equity build is the magic ingredient in expensive markets (usually.)

There are a lot of ingredients that go into the success of a remote real estate investment - a professional, reliable and HONEST property manager is one of the most important.I work with an excellent one, who also does renovations.