For a proposal or pitch deck to be as effective as possible, it requires a minimum amount of personalization. This can mean a few minutes or, in the worst case, up to an hour per opportunity.
Focus is a multiplier of your productivity. Tiresome switching back and forth between different tasks is tiring and hurts your team's productivity.
The more time a salesperson has free in their calendar for sales calls, the more sales they will be able to achieve.