1. the department or activities involved in preparing a sale, including product demonstrations, customer needs assessment, and proposal development before a formal purchase agreement
Usage: business/sales context; often used in plural or as a mass noun

1. relating to or occurring during the period before a sale is finalized
Usage: business/sales context

Examples

• The presales team conducted a thorough needs analysis before presenting the proposal.
• Our presales engineers work closely with clients to understand their requirements.
• Presales support is critical to closing large enterprise deals.
• She transitioned from presales into a full sales role after two years.
• The presales process includes product demonstrations and technical consultations.
• Presales activities help qualify leads and reduce sales cycle time.