If you ask users why they did not participate in requirements specification some of the common responses include the following.
a. “I wasn’t asked.”
b. “I didn’t have time.”
c. “They were talking about a system that would be here in 18 months, and I’m just worried about getting the order out the door today.”
d. “I didn’t know what they wanted.”
e. “I didn’t know what they were talking about.”
f. “I didn’t work here when they started the project.”
g. “The whole situation has changed since they were here; that was 18 months ago!”