> When someone is shopping for a drill bit, they don't want you to sell them a drill bit. They want you to sell them a hole in their wall.
If you're wondering, most people will put a nail or hook in the hole in their wall, and hang a picture or something. 3M would go on to sell them tape or other wall adhesives instead of a hole in their wall.
Rephrased to correlate to this thread:
> When someone is shopping for document signing software, they don't want you to sell them software. They want you to sell them a set of agreements already negotiated with their business partners.
Don't confuse the tool with the goal.