Products and opportunities are at the core of Sales Cloud features. They identify the deals that a company's sales reps try to close and the products/services involved in the deal.
Before talking about products, let's discuss a few things about opportunities. An opportunity tracks the path of a deal from the first contact with a prospective customer until the deal is closed, and the deal may be successfully closed or lost. The standard fields in opportunities that play a role in tracking the status are shown in the following screenshot:
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The Stage states the current status of the opportunity, and it delivers a default probability of closing the deal (which is applied to the total Amount in the Expected Revenue field).
Every company has its own typical sales process, with typical stage statuses...