Original sentence: The new product did not prove immediately popular, mainly due to intense competition from the makers of Kamptulicon and oilcloth, and the made a loss for its first five years, until Walton began an intensive advertising campaign and opened two shops in London for the exclusive sale of Linoleum
Edited sentence: The new product did not prove immediately popular, mainly due to intense competition from the makers of Kamptulicon and oilcloth, and the company operated at a loss for its first five years, until Walton began an intensive advertising campaign and opened two shops in London for the exclusive sale of Linoleum