Why do some posts have a black dot on it?

[Zybach]

Completing the subject fields.

[ebpda9]

beats me.

[XdiscontensionX]

the black dots show up on threads you're subscribed to. this happens when 1) you post to a thread or 2) you actually click the subscribe button.

[Maxvla]

the black dots on the envelope shows that you have replied to the thread not subscribing.

happy honda'ing.

[Violent Apathy]

Hey it be Maxvla. Where'd yo' ass come from? ;)