You'll need to get a certified arborist for your removal permit and where your new trees will go. 

The processing time for a Davidson County, TN Owner-Occupied STR permit application can vary depending on several factors, including the completeness and accuracy of the application, the volume of applications received, and the workload of the permit office.According to the Metro Nashville Planning Department, the average processing time for Owner-Occupied STR permit applications is currently 4-6 weeks.

I use Chief Architect to do layouts/constructions drawings and can handle any permits needing pulled.I have capital that I’m willing to invest.

The open claim, permit, and any liens will be assumed by the buyer at closing.”  

And in some cases, they're not grandfathering in existing permits - they're phasing them out.

Second, did you complete the bedroom build with proper permits?

My question is how do I know that they actually passed the permit inspections?

Only one of the 2 units got a STR permit. 

We have not been able to rent due to permitting issues.

Whether it's checking the permit status at the AHJ, notifying us to send an annual rent increase notice, collecting tenant insurance, etc.