That sounds like an ideal situation versus doing a full fix and flip for your first deal. 

Infinite system and money created.Keep some dry powder for the emergencies.To Your Success!

What strategies or systems have helped you grow from your first project to a scalable operation while managing risks, timelines, and financing?

. - What systems/software do you recommend to use to determine the markets to invest/buy into?

Your only real question here is how much additional equity can you earn before you sell before the rate resets and before you lose your capital gains exclusion, versus the opportunity costs if you sold and cashed out now.

Anyway, as far as camera systems, I would think a simple Blink system and wifi would work for what you want to do, with something like the Schlage encode for a locking system.

We love that our guests are almost always repeat visitors, making the AirBnB feel like an extension of our home versus a true commercial business.

PRELIM LAND PLANNING- do a preliminary layout, please remember stream buffers, specimen trees, ANY jurisdictional waters (its a good idea to have you county water systems guy come walk your property with you to verify any jurisdictional water systems and what the required state and county buffers are for those systems).

Improve building heating/cooling and electrical systems.

Top tier agents are making out substantially better in the new system.