MercaXXI App is a complementary module of the ERP MercaXXI for wholesalers of fruits, vegetables, fish and seafood.It is designed for use by salespeople, preparers, and delivery people.MercaXXI App incorporates functionality for:-Buyers: Purchasing managers can place orders with suppliers with stock information, regular suppliers by product and latest purchase prices. Contacts/Calls.-Sellers: They can register customer orders and pre-sales in an agile way. From a previous order, it can be duplicated and modified. Contact with the client by phone, mail or WhatsApp.-Preparators: Picking by reading the barcodes of the items. Printing of pallet labels, delivery notes, freight bills and logistics delivery notes. Contact with the client.-Distributors: Loading record of delivery notes with reading of the pallets. Customer delivery record with pallet reading.-Utilities:--Inventory: Reading a pallet or package to obtain information on the item and record the number of pallets/packages. Integrated in the MercaXXI Device Inventory option.