Airlift, Pakistan's leading start-up, is closing in a move that has rocked the burgeoning but fast-growing ecosystem in the South Asian market. The Lahore-based start-up told employees late Tuesday that it would permanently cease operations on Wednesday, according to two sources and slides presented to them. When searching for an online grocery store to shop the organic products, be sure to read the product descriptions carefully. Some products may be labelled "organic," but may not meet all of the requirements for being certified organic.