If he contacts you, cut his *** off and tell him "unless there is an issue with your roof, plumbing, heat or electrical system there is nothing for us to discuss.

Systems which use prepaid cards or member cards/codes are better for the landlord (less incentive for theft), but are even more costly - unless your building is sufficiently large, the costs may not be justified.  

Our plan is just to continue to use the HELOC to cover the down payment and then focus extra money from W2 jobs to pay off the HELOC before buying another.For us this system is working great.

The key is often arranging a system that when that client is ready to buy again or sell, you point them to work with the referral source first (in the event you offer in-house brokerage services). 

They have a system that has kept us busy and with continued conversions out of they work and leads they get for us. 

Thats where I’m at now and I need some expert advice on creating an effective d4d system that isn’t going to burn a lot of cash.

to get an idea of how deals are found and how different types of deals are structured and financed.In my day job, I'm a Business Systems Analyst, so numbers, processes, and working with data come naturally to me. 

@Holland Brown I’m not a woman but my girlfriend is about to start her first househack and I bought her a SimpliSafe security system.

You can try the RPA Online Access system, but it is more costly and may (not sure because I've not used RPA) require a company to access.

(Also pay attention to the school system if you plan on moving a house for resale later and moving away - Maize, Goddard, Andover are probably going to be the most sought after school districts -- any house in those districts under that $250k or maybe 200k price point and is "move in ready" and updated will MOVE quick - so be ready to look at and place an offer the same day.