Can get a grasp of that by calling a high producing realtor in that area.

Generally, I try and honor this sort of request, when it's reasonable....but, she is not being reasonable at all, and is requesting service that is not standard operating procedure for scheduling this sort of work.

House has been rented for 14 years, producing decent returns and solid depreciation!

STRs are one of the best ways right now to purchase cash flow producing property in Colorado.

My question is where do I go to get the information I need: Legality, zoning, procedure?

Just know that in a few years, you might be a little frustrated at the relatively small cash flow compared to the large number of units/tenants, even if it produces a pretty good return. 

Prime income producing properties are selling quickly with significant interest, albeit after a brief stall as rates spiked at the beginning of Q4 2022. 

The property in its 5th year will have paid my purchase price back and will continue to produce around $1000 fcf a month.

Full Rehab will produce a great ARV and allow us to pull all our cash out What was the outcome?

It drops down over time as you get established.A 25 year veteran I know has a solid team in place, his Realtor and other referral partner network, lots of past clients in place, does zero marketing/outreach, is a top 1% producer.... and lives in Europe about 40 weeks out of the year.