1. purely for cash flow, take a look at Indy, Birmingham and Memphis2.

I built/remodeled custom homes and the customers would bring in tables/chairs and all their friends, and sit around and drink and critique the work.....

Drink your water don't throw it away.

@Michael DeFilippoA Self-Directed IRA is purely a diversification play. 

Pure and simple.

I know he told me that he work purely on commission.

Somewhere along the line someone invented a religion wherein you don't make babies, you eat lots of rotting meat, you don't drink any water, you don't convert others into your faith, and if anyone near you has an infectious disease you ask them to sneeze directly into your mouth.

It’s like drinking from a firehose sometimes but it’s a fun ride. 

Other than that, energy drinks or other start up beverage companies, especially ones that use brand ambassador models.

I found one, purely by accident, that added serious value by paying for services that she knew I would need, like unlimited professional photography and staging.