Mistake #1: Assuming that people are rational.
Mistake #2: Assuming that people are eager for change.
Mistake #3: Assuming that once someone knows things the way you know them, they will choose what you chose.
Borrowed (stolen) from Seth Godin
You also might be interested in
If you are like many small business professionals you have[...]
At this very moment I am investing one-hour of my[...]