My husband and I are brand new investors. 

Use BNBCalc to look at the different scenarios from a revenue stand-point and see how that affects your bottom line and to create brand-able share reports you can send others to get feedback on your analysis (or to create partnership opportunities).

After a several years building his team, systems, network and brand, his US businesses are very successful.

You will pay an absolute premium for new construction, just as when you buy a brand new vehicle.

Quote from @Daniel Johnson: I think the thing that is being missed here is the Profit First method of allocating revenue to different “buckets” there are banks that do this automatically for you, whereas, with a traditional bank you would manually have to do this.Are these buckets brand new accounts withe one bank for the same business, or are the buckets new accounts under a pre-exsing account?

I am starting to build out a site to help with an agent's lead collection and online brand.

It's literally one of the top training organizations in the world https://blog.kw.com/kw-inducted-into-top-10-hall-o...I started as a brand new agent on a team at KW and don't regret a thing.

It is also a huge benefit for your personal brand (let's be honest, we live in a judgemental society).  

To give more content the side I'm currently in I've been renovating ( brand new everything) and once I finish in about 2-3 Months will be for rent for about $400 more than what they are paying now. 

I think your criteria is a little tight, I won’t speak for every market, but only buying brand new construction limits you quite a bit.