They may not make you rich, but if the lender is investor savy can unlock a lot of doors for you 

Paying off the Vancouver house may enable us to unlock more cashflow that we can use to purchase that 3rd house, although that would be many years down the road.

Digital access control is something else, look into Kastle systems, or really any access control which can be on the internet, remote unlocking/locking, etc.

By leveraging the opportunities provided by the real estate market, individuals may find the financial independence they seek, unlocking a world of possibilities and enabling them to live on their terms.3 key ways in which RE investing aligns with the principles of liberty and opportunityAs we commemorate the spirit of independence, we must reflect on how our nation's founding documents' principles of freedom and self-determination could resonate in various aspects of our lives.

So the dog has to wear a collar with a chip that will unlock the door.

Must be Excel or at least google sheets based and unlocked to manipulate data.

You will be able to unlock passive losses from a sold property even if you made the aggregation election.There is no need to create groups.

You can lock and unlock completely remotely. 

You can change the codes, or lock and unlock it through the Schlage app, so being out of state is no problem.

So going cheap sometimes can cost you a lot of money.....you really have to take a deep dive into their practices.....one of the practices I don't like these days is self showings....so not agent meets the prospective tenant, but they just give them a code to get in your house...where they could leave windows unlocked, doors open, etc, and you don't know until bad things happens, squatters move in, Raves happen, things like that.