Most companies in the area are 10-15 years behind on PM technology.

If this was a safe bankBaselane is a financial technology company, not a bank.

https://propertygrid.com/Someone told me about it and it uses blockchain technology and tokenization of ownership with the purported goal of enhancing the real estate transaction and opening up global markets.

You want it to be easy for your tenants to use to avoid non-payment or technological issues on their end, too.

But as time goes and technology advances, we may not even need this anymore. 

If you do not like bookkeeping/accounting/technology, hire a bookkeeper specializing in real estate investors.

I am pretty impressed with DoorLoop it feels like a more complete Rentredi with better backend technology stack and a United-based support team. 

My understanding of the current text messaging compliance is that it's OK to send unsolicited texts as long as you don't use some kind of software/automated technology.

Right now, the technology is not yet suitable for small projects, simply because the transactional costs are way too high and there's no secondary market.

(although, with the new smart phone technology, they do require gmail accounts, as such, sending from that account from your phone is fine, but you should be sending to people who already know you have a real email account.