To get this is very expensive.A better way is go through one of the 3rd party companies similar to Turo for cars.

But in the process (2 weeks) they sold the mortgage to another company.

If you have a property under contract at a great price, and a competitive bid scenario between multiple investors may be the right course of action, consult with a reputable real estate auction company.The auction company should be able to tell you pretty quick whether your deal is as good as you think it is.

You may also want to call local property management companies to get their estimated rental amount and their feel for the rental appeal of your property in the area, etc.* Talk to your tax professional and find out what your tax implications are from inheriting the property to buying out your brother and putting it in an LLC, etc. * Also find out if the property's tax assessment changes with any of the scenarios above.

I am a real estate agent that continues to invest in SFH’s within my community.

my key question was around trustee for these land trusts. i can work with the specific legal company to have their trustee initially, and then have a resignation deed which designates me the successor. should i do all this or just have myself as the trustee from the start itself?

I don't see any reason these trends won't continue. 

Should I continue renting or sell and get a different property since I think the condo is a ticking time bomb for a big project in the future.  

Do you have any connections with companies that want to rent them?

With the population increase, school districts have shifted (and will continue to shift) based on the growth.