 አዲሱን ለመፈለግ እና ተሳፍረው ከመሄድ ይልቅ የአሁኑ ደንበኛን ማቆየት የበለጠ ወጪ ቆጣቢ መሆኑን ሁላችንም እናውቃለን።
All businesses know it is more cost-effective to look after and retain a current customer, rather than having to go out and seek new ones.