Answer:
message is really important nowadays without message we cannot comunicate with one another so in my opinion message is very usefull.
Calligraphy is an art form that combines writing with art. In islamic culture it is used everywhere, from kitchenware such as plates and vases to holy places in writings and wall art.
Well it depends on how well you take care of it, they don't really have a certin amount of times that you can use it un'till you have to get rid of it