Consolidate your Texas Series LLC to own and manage your Texas LTRs and STR, eliminating the need for the Wyoming LLC and C-Corp unless specific anonymity or tax advantages justify their costs.

I can have them just setup an ACH for the monthly payments, etc...but I feel like this would be easier with some automation, and there just must be something that's already setup for this.

Cash offers are often particularly appealing to sellers because they eliminate the uncertainties that come with financing, such as loan approval or appraisal issues.

It seems like they all want to charge for ACH and Credit Card Payments. 

Yes, this brokerage would eliminate buyer-broker commissions, which are under threat, anyway.

*Tenant payments via ACH not deposited into a Baselane Banking account will incur a $2 fee.

Eliminate debt, establish a budget, and save.

Spread your risk around because even your best due diligence won't eliminate all risks.

While that may sometime be true, full disclosure to all parties should eliminate any ethical or moral concerns (imo). 

There could also be a change to the HOA by-laws eliminating the right to lease and alternatively if too many units are tenant occupied it could impact the warrantability of the financing which would be problematic if you wanted to sell the unit.