Is is of a function that is used in Facebook to greet to those friends, give access temporary to a person to see our profile. To the quot; give a touch quot; the person will receive an alert of touch in your home by an icon with the option of quot; return touch quot; or quot; remove the touch quot;.It is a feature that many consider useless or unusable.In English the word used is poke whose translation is push, hit or touch slightly with the fingers.
