1. A system for managing multimedia sales promotions by members of a sales staff, comprising: an inventory database including a first set of photos and videos of items in a sales inventory; a distribution server in communication with the inventory database that distributes the first set of photos and videos; a first computer in communication with the inventory database and the distribution server, the first computer including: an input device that receives a set of inputs from a first user, wherein the first user is a first member of the sales staff; an item selector that selects an item in the sales inventory from the inventory database based on a first input by the first user, wherein the first input is in the set of user inputs; a photo editor that edits photos for the item based on a second input by the first user, wherein the second input is in the set of user inputs; a video editor that adds a first custom soundtrack to a first video for the item based on a third input by the first user to produce a first custom video, wherein the third input is in the set of user inputs; wherein the item selector, the photo editor, and the video editor are all within a single multimedia dashboard, and wherein the first user enters a fourth input to the single multimedia dashboard and the first computer uploads the first custom video to the distribution server; and a display that displays the first set of photos and videos and interfaces for the photo editor and video editor to the first user with the item selector in the single multimedia dashboard; and a second computer operated by a second user and in communication with the inventory database and the distribution server, wherein the second user is a second member of the sales staff, wherein the first custom video is accessed by the first user with the first computer and by the second user with the second computer, and wherein the first user and the second user independently of each other operate the single multimedia dashboard on the respective first computer and second computer to communicate with the distribution server and produce a first distribution of the first custom video to a first set of potential buyers and a second distribution of the first custom video to a second set of potential buyers, respectively.