Your customers can been your biggest ambassadors for your business, if you provide them with a great product / service consistently they will rave about to others in their circles. A good quality referral generally will take less time and effort for your business to sell it's product / service because a good quality referral will have already been primed by your customer.
Without your customers spreading the word about how good ...

At last I have found the perfect product, delivered with perfect service which gave me an awesome experience ...........
I spent my entire career trying to give all my customers excellent service with products that more than meet their needs, I have helped businesses in more recent years do exactly the same thing, but in all that time I have never met an individual / company pull off everything exceptionally well that left me looking for an excuse to go back ...

That's what they came for, why should I try and push them to buy more, I might upset them? A question I have come across time and time again over the years. I guess to answer that question it is more cost effective for any business to sell more than one product / service at any one time as the business only has to pay for the one sales process. If done correctly you may be helping the customer too, ...
