4 steps towards closing a deal with a referral

Referrals represent a contact type of the highest quality. If you succeed in obtaining a recommendation from a client to the effect that their acquaintance, colleague, relative or friend might be a good candidate for purchasing your services, you must invest every possible effort in this new contact since the conversion rate percentage with this type of lead is generally much higher statistically than with others. So what should you do when you obtain a referral?