We also have interest from some new car companies that are looking at the facilities in Windsor for re-purposing to use for EV manufacturing.

Given their age and position in life… mailbox money flow forever sounds like a good start to retirement to me!

I went with one of the biggest PMs that everybody vouched for, yet it took them forever to even place a tenant, and once they did, the tenants never paid on time.

I would love to get a condo down in Miami to have a as a forever rental, but it's just so hard for me to pull the trigger.

hold for 5 years and sell or hold forever?

I will not work for free forever though lol.

Because sometimes posters don't like the replies they get and want to take down their post after other members have invested time in replying.Further, once you make a post here or anywhere, its there forever.

Or, should I focus on just holding these forever type deal and build a cashflow monster? 

Forever. 

Keeping in mind you're not making a decision for your forever home....Let me know if you need market specific insight.