A common mistake for new managers is to do their reps' jobs for them, especially in tough deals. This approach, born from insecurity or a desire to prove worth, prevents the team from developing self-sufficiency and ultimately fails to scale. The manager's true job is to build skills and muscle in their reps.

A leader's role in a sales call is to empower the rep, not to perform. When a manager takes over a meeting, they disempower their rep and effectively take ownership of the account. MongoDB's CRO Cedric Pech calls this 'promoting yourself into being the rep,' a mistake that stunts rep development and creates customer confusion.

When preparing for a sales call, reps often confuse tactics ('walk through price') with the actual goal. A manager should coach them to articulate what they are trying to *accomplish* (e.g., 'align on value with the economic buyer'), not just what they plan to *do*. This separates productivity from busyness.

Leaders often expect reps to drive one-on-ones, but the best leaders prepare beforehand with a clear point of view and desired outcomes, treating their reps like internal customers who deserve preparation.

Don't wait for a scheduled training session. The moment a sales call ends, use the debrief to identify one area for improvement and role-play a better approach on the spot. This immediate, contextual practice is the fastest way to cement new habits.

Effective call planning goes beyond setting a goal; it involves scenario planning for failure. A powerful question for managers to ask reps is, "If this call were to go sideways, what would be the most likely way that it does?" This forces reps to anticipate and prepare for common objections or derailments.

Daily stand-up meetings are ineffective if they become 30-minute status updates. Instead, keep them under 15 minutes and use them for tactical micro-training. By role-playing a single objection or sales framework each day, leaders can combat the natural decay of perishable phone skills and keep their teams sharp.

Preparation is a continuous cycle, not just a pre-call activity. Top performers immediately debrief after a sales call to analyze what happened and, more importantly, to solidify the next step and ensure a clear call to action is already in motion.

Experienced salespeople can fall into the trap of "winging it" during client visits. To enforce preparation and discipline, mandate detailed call reports after every meeting. This documentation provides leadership with visibility into the quality of the visit and ensures practiced strategies are being executed consistently.