Cold calls as a sales method
Good sales can flow from cold calls. While cold-calling should NOT be your primary way of approaching new prospects, there will be times when it is appropriate as a selling tool.
For example, if you have open time between scheduled calls, consider using it to "smoke-stack" for other leads. (The term arose when sales people would drive around looking for factory smoke-stacks to guide them to industrial prospects. Now most smoke-stacking is done by scanning the list of tenants at the elevators of office towers and entrances to commercial parks.)
You may spot a possible prospect, and knock on the door in the hope