10 Reasons People Lie

To win the admiration of others. Telling lies to increase your popularity can range from “little white lies” to enhance a story being told to creating an entirely new (fabricated) persona.
To get out of an awkward social situation. Examples of how telling lies can look when motivated by this are claiming to have a babysitter problem to get out of a dull party, or ending a telephone conversation by saying there is someone at the door.