How do we decorate our posts?

[Mloukas143]

Under many posts I notice there is a black line, and under neath that line there is a whole bunch of information such as your weight loss tracker, your signature, and details about your weight loss, goals, quotes, etc.
How do you do this? I am so frustrated! lol

[Mloukas143]

oh my gosh, never mind, there it is! =P

[Nick N Ava's Grammy]

Lol Melissa.. this is fun isn't it? :)