WBU is in the main used by teenagers and young adults who often chat online or send text messages. It has grown to be popular because it makes conversations quicker and easier. Social media customers also decide upon short bureaucracy like WBU to shop time. However, slang isn't always limited to simply the more youthful eramany people of different age corporations use it, especially while texting casually. The upward thrust of virtual verbal exchange has made abbreviations like WBU more common in everyday conversations.