You won't be able to dismiss this by usual means (escape or click button), but you can close it programatically based on user choices or actions.
"Our additional information cards came out great! I was worried about how they were going to look because of the amount of information going on them, directions and hotel information for our guests. I was pleasantly surprised when I got them and saw that they didn't look wordy or over crowded."
"I personalised this to a custom color (coast) and it looks beautiful! The paper is lovely quality and the designer edited some text which I wanted moved around easily and quickly. Would highly reccomend!"