I have found a well-made checklist for you to go through: https://www.nar.realtor/law-and-ethics/cybersecurity-checkli...I'd like to emphasize on some point though.Section A:- These are non-negotiable.

Most states allow you to enter with notice for a valid business reason, and checking the condition of a property that has been vacated is certainly a valid business reason.

Personally I have not had much luck with seller financing when there are agents involved - most don’t understand it and think it just makes the deal more complicated.Did you check with your bank to see if they will mind you having a second loan on the property?

I should check here more often

If you paid with cash or checks - you need to send them 1099-NEC.I know they won't give you W9s after the fact, but at least try: send emails or texts requesting them.

Don't know if any of those apply to you or not, but good to check with your lender today and get them to run your credit so you know what your targets are. 

Software: Stessa for accounting, Deal Check for quick and dirty analysis of potential purchasesMarket positioning: Pet-friendly (fenced-yard, accept dogs and cats), well-designed homes, off-street parking, suburban, full cable TV package (not streaming only)Pricing: Targeting upper-middle market (not budget-conscious guests)So far, so good (since 2020)

Connect with like-minded investors, check out potential opportunities, and start familiarizing yourself with the community.

Be sure to check out the free tools BP provides to help analyze deals you may have and also market insights.

For that you probably need a check valve or something similar to stop the sewage from coming in when the city sewer fills up.