is there a way for me to create an online STR guestbook for free? 

The Notice needs to be sent to each tenant by both proof of delivery required service from the post office as well as by certified mail to the last known address.

Also know where your local laundromat is and what the pickup/delivery service is.

We had a wash & fold service with pickup & delivery, which added complexity to the operation.

If there are changes you want to make then send your tenants official notice of those changes via in person delivery or certified and regular mail along with a copy of the new lease.

Example: If a business buys an oven and it costs $5,000, and $1,000 for installation and setup, and $200 of delivery and transport fee. 

I have a city rowhouse with a 20' sidewalk and 5' wide steps with 9 treads and two 7'x7' landings. It's a 4 family, I just don't want that kind of transactional relationship with any tenants. At another property with ...

Existing deals will instead be saved by NOI growth driven by rent growth--if you have the staying power to hold on long enough.Supply:  High deliveries remain today mostly because of "hang over" from projects that are taking longer to complete than developers (and industry analysts) expected. 

Guys can't wait to have free fish down there.

For free.