Third, I use other RE programs like PropStream. 

Visualizing Reprograms the Nervous System to Attain GoalsUsing mental imagery helps to program the nervous system, and impacts attention, memory, motivation, confidence, and self-mastery – all extremely important factors in achieving what you want in life.

Tenants pay $100 for reprogramming the deadbolt when little Johnny gives Susie Q the code then gets caught banging her best friend and she goes mental and starts stalking him.

We had one that didn't have this and I hated that lock.4:  Being able to re-program the master code. 

You could also consider switching to an electronic lock that can be reprogrammed easily.

More importantly I looked at how technology could not only improve lifestyle but cashflow:(These are general numbers not associated to a specific product, please price your own product and charge +/- accordingly)30 Unit Apartment$150 deposit per 2 "smart keys" (returned if 2 undamaged keys are returned - kept if not returned)= $4,500 on deposit at capacity$75 replacement - This will bring in a few hundred a year minimum on this property(Make sure your replacement cost to the tenant is more than your key cost for the hassle of reprogramming and to be paid for your time and cashflow, consider it like a contractors markup for services)If I pay $200 a lock I am in for $6,000. however in year 1 I receive $5k+in deposits or replacement fees that could be realized.

I have had to reprogram my way of thinking.  

You may need to re-program your way of thinking since you are a broker..... :)Send me a private message.....I will share some info that helped us get into lease options.

If/when you get licensed, you will be reprogrammed with this as part of your continuing education requirements on a regular basis.I am going to purposely avoid answering.

I strongly suspect that one of my tenants is reprogramming the machine to wash their clothes cheap.