Changs is typically busy. Reservation is the way to go.
Not necessarily, but I would recommend that you do because they usually are moderately occupied.
No
It would be adviseable it's a holiday weekend
That would be wise for the size of your party.
I usually do make reservations, just makes the process go a little quicker.
I always make sure to get one just in case plus it makes it easier when arriving to get seated and not be told there's a wait.
Usually don't need one but I would call just in case
Possibly, definitely call before you go
Call them
Thanks! Your answer is awaiting moderation.