Mine are high net worth individuals from Asia who want moderate returns from a boutique investment company, and not some faceless fund that controls billions.

Boutique hotel or Large Bed and Breakfast, coastal areaPocket neighborhood in coastal area of Orange CountyOffice/medical condos

Not quite a boutique hotel or B&B, but a really cool short term accommodation suites, in a cool area. 

Would it be better to work for a big broker or a boutique?

While these have their place in a city like Playa del Carmen, I don't think they're very Tulum and I suspect they'll be less favoured by renters, which wouldn't be optimal given the number of people with similar units.While we know of plenty of boutique projects that have been successful, the success of such large projects with renters (and resale buyers) in Tulum is unproven as far as I know.2.

For starter agents Keller has a great training program  once you get trained then you can move to less expensive options.. but a good start is to get on a Keller team.My wife and I are with Soldera and they are a great boutique firm with high dollar producers not really a starter office...

We want it to be upper-scale, a boutique property and not just a generic lodge."

Next thing ya know, boutiques, coffee and wine shops will be popping up.Congrats and please keep us posted!

Other boutique shops will offer more one on one with investment oriented agents. 

However, after going to a local BP meet up, I met a gentleman who recently joined a small boutique Commercial Real Estate Firm.