The customer may not be "in fun."
It may interfere with your regular work.
Other customers may not appreciate someone getting more attention.
The weather may put customers in a bad mood.
Someone has already started being playful with this customer.
The customer is ready to play.
Normal customer service is suspended due to a holiday.
The customer is not in the mood for anything other than serious service.
Definitely needs a playful approach.
May not respond well to attempts to be playful.
Needs you to keep trying until they get a good laugh.
True... this takes some of the risk out of playing with customer.
False... canned phrases don't work because every customer is unique.
Are naturals because being playful cannot be taught.
Burn out quickly because being playful requires lots of energy.
Should not work in high stress environments.
Notice little things about the customer.