We fell in the love with the property and it was build to suit so we didn't have a choice but to go with this builder. 

You have a choice of at least a dozen excellent REI experts here.

Sometimes booking a good profit or sale while people are paying a premium is a good choice especially if you feel the market fundamentals are overvalued. 

I have paid full mortgage for 4yrs. she now pays 1/3rd.Christopher, wrong choice of words.

But his vehicle of choice is a long term triple net lease aka NNN.Properties would be those owned by someone for a long time, appreciated greatly, a tired landlord who wants to sell, mortgage free.

With a lot of younger renters, it seems to be the method of choice! 

This brought me to the idea of investing in turnkey properties however, I don't know if this is the right choice for me.

@Charles LeckyZillow seems like a good choice to start:  https://www.zillow.com/mortgage/api/#/I haven't worked with this one.

Then when their rentals are done and passed (or at least as many that make sense to you), and you are up and running with your choice, notify them you are taking it off their program.Self managing is okay and should give you a decent net $$.

I chose to pull my money out of it because I believe I can obtain a better return doing so but I view that as a choice I made as a pro leverage investor.