Followings are notes on saving color copies.
There is no difference between color prints and color copies in terms of fading. However, for long-term storage, make sure to store them in a binder away from direct sunlight.
Toner may melt if a print and a half-dried print are put on top of each other.
Toner may also melt when using solvent type adhesive agents for pasting prints.
When folding prints, toner in the folds will come off.
Toner may melt if it is placed on mats made of chlorinated plastic in locations of high temperature for long periods of time.
Toner may melt if prints are placed in places of extremely high temperatures, such as near heaters.