My recommendation to them is to get a base selecti...

My recommendation to them is to get a base selection of regular flavors that aren't too far off the beaten path which conservative non-hipsters and non-millennial kids are familiar with like your basic vanilla (which they had) as well as Strawberry, Chocolate, and maybe something more fruity like Mango or sweet like Caramel and the like. I'm used to going to Polly Ann's, Mitchell's, Thrifty @ Rite Aid, and shopping the supermarkets for tasty flavors