Sales and Marketing Alignment: A Practical Guide to Better Lead Conversion
https://www.designnominees.com/blog/how-sales-and-marketing-teams-can-work-together-to-improve-lead-conversion
Align sales and marketing teams to improve lead conversion, streamline follow-ups, and turn more prospects into customers. Read the guide and start improving your conversion strategy today.
The feedback from sales calls is the part I'd prioritise. For example, knowing that someone needs the product but has no budget until January gives marketing something specific to work with.