GigaOm also points out that FireChat's a kickass app for big summer festivals like Burning Man, since cell reception is notoriously garbage and it's hard to find friends or locate stuff like water or beer tents when you can't use iMessage or Twitter.
Business Unit or BU refers to a division, facility or department of an organization. 1  Examples of business units include retail outlets and human resource department.
What is a 'Business'. A business is an organization or enterprising entity engaged in commercial, industrial or professional activities. A company transacts business activities through the production of a good, offering of a service or retailing of already manufactured products. A business can be a for-profit entity or a nonprofit organization that operates to fulfill a charitable mission.