Some analysts estimate that it costs 19 times as much to acquire a customer than it costs to keep one. Look for follow up sales but more importantly, keep contact, remain in sight. Be sure that the quality of your service is high. Your goals here are: * How do i follow up for an enduring relationship? * What other problems can i solve for this customer? * How do i stay in touch and make this a "customer for life"? !Key points * Follow up is the hardest part of the sales proces * Follow up is all about continue to solve customers problems * Follow up sales can be the most profitable form of sales for your company * Follow up sales are the first step of your next sale * A satisfied customer can be an excellent source of referral * ''Keep your commitments'' * Write it down * Price, quality and functionality get you in, (unsatisfactory) response time, customer support and service get you out.