Here are few links to videos that a real estate CPA did.

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That's much more relevant information if you want to assess the profitability of an investment or the lack thereof.As the saying goes, "If something looks too good to be true, it generally is".International real estate investing makes total sense but you have to educate yourself so you know what you're doing (same as if you invest in domestic real estate).

Here his videos

Was trying to post a link to video that explains using single source funding to do a double close but it won't post.

I will definitely check out your videos.

I have identified some companies that I believe are relevant but I'm not sure how to approach them, as I am very new to real estate myself.

BiggerPockets is such a great space to learn about real estate investing but we have focused our efforts on providing helpful information and useful content in relevant forums, rather than promotion. 

However, aligning that from the beginning will be key to you receiving the relevant information you require to know your portfolio is being managed correctly. 

They have reviews, screenshots, explanation videos, reviews, etc.Example: https://www.etsy.com/search?