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.
In PeopleSoft Payables, a business unit is defined as an independent transaction-processing entity. When deciding on the business units for the organization, take a close look at the existing structure of the system.