Actually all the factors listed above are a very important tools for a successful product manager, but I think its very important for the product manager to Stay informed about industry and market data, because better pricing and better service starts with better information. So the product manager should collect detailed data about your customers and your reps’ activity, this data can shed new light on your sales process, helping the product manager not only organize the business and track goals, but also improve the reps’ effectiveness at the point of sale. For example; Collect Quality Data, and collecting data from sources such as electronic health records, registries, and pharmacy and insurance records.