New York-based startup Keep allows Internet shoppers to add any merchandise from across e-commerce sites to one unified shopping cart. Now, with the addition of the OneCart feature, users can add an item from any online store to the mobile app and check out with minimal effort. And rather than entering credit card and shipping information for every shopping site, Keep unifies the experience by allowing users to enter information just once to be used universally. Continue reading Keep’s OneCart Service Makes Online Shopping Even Easier