Additional Carton Labeling. In addition to standard labeling practices, each individual carton delivered to BUYER by SELLER must have, clearly displayed, a label stating the BUYER ALLOTMENT number and the BUYER LOT number, in accordance with Appendix A – Delivery Schedule. The BUYER ALLOTMENT and LOT numbers are a unique reference number created by the BUYER as a combination of letters and numbers that allows BUYER to track and organize large orders that ship in multiple LOTs.