Strategy provides an overview of the big picture. From this strategy, a plan can be derived. This plan needs execution and results. You need to ask the right questions, to develop and build on this strategy picture and to hatch a plan!
The answers to these questions of sales strategy are only assumptions in the beginning. These assumptions can be measured, tested and optimized with a systematic and structured sales process. This happens in the execution. With an agile and flexible approach, it is reasonable to flip or pivot the strategy regularly. It is critical to MTO (measure/test/optimize) to be agile and flexible.