I don't say this to sound mean, but you need to decide if you're running this as a business to make profit or as a cheap housing alternative for those in financial hardship. 

any tips / alternatives? 

While paying down the mortgage sooner has its merits, it's crucial to weigh this against alternative investment opportunities.Regarding upgrading to a property with better cash flow/appreciation potential, it's challenging to surpass the cash flow of a quadruplex unless venturing into commercial assets.

However, I'm open to hearing different perspectives and alternative investment strategies that fellow investors may recommend.With that said, I would greatly appreciate any insights, experiences, or alternative investment suggestions that you may have.

What has everyone here found is the best alternative to Mint?

But if he can't work on my job, or can't get gas for his truck when he's waiting on 4k, that BofA has had for a week and is still acting like they don't have it - this impacts us too.

.; the local broker community knows the type assets we buy and therefore often I get first look and my investors benefit.And to go full circle and present an alternative viewpoint.

Not necessarily a play versus other forms of alternative or mainstream asset investing and for that reason I got into REI at the tip of 2023.

Any alternative strategies? 

Because on an alternate six week cycle, I mail out a different set of letters.