social status, religion, race and political conviction. Inclusiveness is

a cosy notion, but savvy marketers know that some customers are more

equal than others. Those who are unprofitable or who are pains in the

neck may need to be cast off. And there's a risk in customers who do not

fit with a product's target market causing irreversible brand damage.

According to marketing experts at the Australian School of Business,

customer retention strategies essentially involve developing long-term,

cost-effective links "for the mutual benefit of both parties". So

exactly when is it time to say "goodbye"?