- that, or- short term / vacation rentals, or- midterm rental to travel nurse / insurance agency / etc, or- invite the students to pay an extra $$ to stay the summerjust be sure to work potentially empty summers into your schoolyear rental rate

Then : you get better and the people in the classes invite you to social dances : where you are next to other people that took the class with you. 

Anything else just invites more problems than it solves.

It makes it more inviting to be on the deck. 

Send me your email and I can send you dates and also invited you to the Slack channel.

Your title definitely invited the response that you received. 

It looks like there's two options: (1) send a generic link to the guidebooks and (2) send a personalized invite to each guest that will activate on a certain date and expire their access on a certain date. 

It seems unlikely that anyone you invite as a guest in your STR for 4/20 (weed) doesn't personally use other things or have visitors use other things & will actually stop at weed.

What's your secret to being so friendly & inviting?

I invite you to look up the definition in a dictionary rather than use your own definition of the word.