The logical is of course illogical. User's suppositions are truth. Common sense is for the herd and must be shunned. Part 1.
I am fortunate to be in the position where most of our users are a pleasure to work with and even if they aren't completely computer savvy, they tend do very well with what knowledge they have. Still, we all have our off days and sometimes I see actions or receive comments that illicit a "huh?" response. Most of the time when I respond with a "have you tried..." they realize what happened and we have a good laugh and go on our merry way. Other times... well, go ahead and read on.