In general,to make sure you were successful with your end product:
-Set measurable objectives for how product adoption will be achieved by customers during and after the product launch and determine your product launch timeline
– Strategy and Tactical Planning, the timeline enables members of the company and client teams to have a clear understanding of the scope, timing, and implementation of the product launch.Also remember to create and follow a documentation Plan
– Finally,execution and implementation,the best strategy and tactical plan in the world will prove useless if the execution and implementation of the product launch fail.