The first floor is a commercial space housing a pizza shop that grosses $800k annually.

You start with logic.I am very serious that all these so called marketing experts know very little of true marketing.Marketing has to do with the medium you are marketing on and the audience you are trying to reach.As long as you understand these to items you are fine.Just learn the basics and then make the rest up yourself.

Not sure it makes a ton of sense to use a broker here and pay 1.25% since you are already on BiggerPockets and can shop directly for lenders here!

Is that not true?

Tulum has beautiful beaches, trendy restaurants and shops, and eco-friendly resorts that make it very popular.I'm wondering if anyone has insights into whether something like this could realistically be developed in Colombia?

This is true for every appliance and fixture.

Albeit, a lot harder to get approved for these compared to a regular DSCR loan you can find at a mortgage shop that mostly focuses on 1-4 Units. 

I told him that I only stocked the initial supplies and expected my tenants to do their own shopping thereafter. 

Hi Allison, Happy to talk shop with you anytime. just shoot me a message

I asked him why, and he said after many days of review, he determined that after all the fees related to the new construction loan were factored in, the true return was less than the advertised pro-forma.