However, you can look into ACH payments and/or using a third-party service provider.

The rocking is the same for an elderly person that has weak leg muscles.

Then you have a whole new head ache. 

Use ACH for rent collection.

You cannot beat Japanese engineering and North American muscle all together creating one of the strongest, longest lasting vehicles on the road.

. - We helped the client with an action plan to streamline their process, put audit trail in place, create a workflow, implemented a procedure where each employee was delegated one step of the process (without the other person knowing that they were been internally audited), and customizing reports and in the end we were hired in being a part time CFO- They still accept cash, barter, money order, ACH, credit card no Bitcon yet.

Venmo is doing an ACH, most likely, so you would typically only have 60 days from the time it appeared on your statement to request a reversal through your bank as unauthorized so that won't be an option unfortunately.  

Make the seller's monthly payment directly to the lender (by check or ACH debit)?

They have a great ACH form for tenants to sign and give you to  you so you can control the autopay setup.

That is pretty typical of any ACH based payment system.