1. An order processing method for an online order system implemented on a server, comprising: receiving, by the server from a user receiving existing features, an order for a feature package comprising a plurality of features from a webpage of the online order system, wherein the plurality of features as the feature package are processed differently than the plurality of features individuality; identifying an overlapping feature comprising a particular feature that is one of the existing features and one of the features in the feature package; automatically generating a change request to remove the overlapping feature from the order for the feature package; automatically performing a validation of the change request; presenting the user with the overlapping feature and remaining features of the plurality of features such that the user has an option to either accept the remaining features or cancel the order for a feature package through the webpage of the online order system.