If you have 7 renovations going on at once hopefully your GC is using some type of project management software. 

Wait til we start talking about management software and call centers!

You can do this manually or through management software like TenantCloud and others.

You can use it to build a nice-looking store for your add-ons and it nicely integrates with most property management software, so that you can automate sending the store link to your guests

Quote from @Josh Weber: We use OwnerRez for property management software, RemoteLock to manage our Schlage Encode WIFI locks, and Honeywell Wi thermostats.

It turns out that coordinating engineers, marketing and sales to launch a software product is not crazy different from coordinating vendors and subs to "launch" a construction project.I will disagree with everyone who says that hiring subs yourself puts you at a pricing disadvantage vs. prices GCs get. 

Most PMC softwares allow this - if the PMC knows what they are doing.It's also just a one-time setup for the PMC!

I wrote an Excel macro that did a CSV to IIF conversion that QB would read, and I believe there is software out there you can buy to do this, but it became cumbersome.

This is everything from tax, to legal, SDIRA/Solo 401(k), creative financing, market updates, software, mngt, etc. 

I am currently looking at opportunities to enter into the MH/Month-stay RV park space, and am wondering if there are recommendations for rent collection software that is specifically tailored?