., I can think of three potential solutions here.The easiest is to simply provide copies of the subscription agreements.  

Westlaw is a subscription, online legal research service.

If you are are going to be using Quickbooks you will have to get Quickbooks advanced or plus subscription so you can use locations.

I use LandVision which is a paid subscription service not many people know about. 

No monthly subscription, just a one time payment of $99 for a lifetime subscription .

To date we just manage our SFR portfolio using a system in Excel that I have built out for financials and other things, plus eRentpayment for rent collections, so I don't have any particular subscription software that I am using that might already provide this sort of mail service. 

Add bench strength, get a plan, and buy a magazine subscription.

I have a simple question to kick off my subscription;When reselling a flip, how important is it to "stage" the house I am about to show?  

AT that point, we dropped Airbnb, i cancelled Lodgify subscription and we push 85% occupancy all year. 

Marie P has pointed out, there are several features those of us with Pro subscriptions paid for, one of them being the logo in the signature.