Post-Sales is that second major phase of the Sales Maximization Process that follows the acquisition of a new customer, ( new sales); Post-Sales consists of any and all steps geared towards the set-up, the adoption, the maintenance and the growth of new customers. These major steps would include:
delivery, implementation and/or installation;
support and or maintenance;
The two major goals of the Post-Sales phase is to maintain and to grow the revenue base from each new customer, and to do so with a little churn or attrition as possible.