1. A print service provider comprising: a portal electronically accessible by a print buyer, the portal including: a display module to display: a visual representation of a print product; and a color array expressing a tolerance range of a color component of the visual representation and a target color within the range; a manager including: a visualization function to produce the visual representation and the color array according to a soft proof array; and a tolerance selection function associated with the display to enable selection of the tolerance range for at least a portion of the print product, wherein the selected tolerance range is expressed on the display in the visual representation and in the color array, and wherein the selected tolerance range is stored as a portion of the soft proof array; an input mechanism, in communication with and associated with the display module, to select portions of the visual representation and to adjust the tolerance range for the color component of the selected portion, wherein the display expresses the adjusted tolerance range in the visual representation generally simultaneous with the adjustment; and at least one printer in communication with the portal to produce the print product, according to the soft proof array, after engagement of the print buyer with the display module and the manager.