Loyalty marketing has become big business, but loyalty remains a basic human behavior. You can't design a good loyalty program for your customers unless you know how to act with loyalty.

FrogDog: The Benefits of Loyalty, 2013-Jun-20, by Leslie Farnsworth

Sticking with one person or company will get you

• better results,
• extra consideration for needs and modifications and specializations,
• perks and freebies, and
• top-notch customer service.