Unfortunately, because most of those 3000 will think about the fact their org is 3000 people. Not that the user base for the new product is 5 people using it only on the weekend.
I’ve worked in a lot of enterprises on “tiny projects” but never on something that only went to 5 users. In one role I was the sole maintainer of a “small internal tool”…that had 1,000 daily users logging 5 hours/day each.
Unfortunately, because most of those 3000 will think about the fact their org is 3000 people. Not that the user base for the new product is 5 people using it only on the weekend.