Vendas perdidas devido à média de varejo de OSS

This is a long shot but maybe OSS could stand for "Office Supply Service" a huge retailer. See below

Also, Supply Store on-hand inventory in CY 1994 was valued at $1.3 million. Most modern retail operations that offer comparable service attempt to minimize inventory on-hand with a just-in-time inventory system. We estimate that the Office Supply Service (OSS) could save $250,000 per year if it reduced inventory on-hand

Gift Shop

OSS opened the House Gift Shop on September 1, 1994. The Gift Shop operated at a $90,000 loss from September through December 1994. If this performance trend continues, the shop will lose $270,000 in its first 12 months of operations. Four factors contributed to this loss

Sem muito mais contexto, esta é a minha sugestão:

Vendas perdidas devido à média varejista de estocagem externa

"Samples in periodicals archive:
Brodeur and Planning Board members said the intent of the article was to prevent the OSS outside storage of supplies and materials, like pipes and fencing, noting the vehicles in question were not pick-up trucks and vans sporting company logos, but instead semi-trucks that could be parked on a regular basis by truck drivers."

Officce SuperStores (0SS) such as Office Depot and Staples, in the USA

http://www.law.berkeley.edu/faculty/rubinfeldd/Profile/publi... : BACKGROUND