bbcposting 

The act of intentionally posting pornographic images or videos of black cocks or black men performing sexual acts in communities such as image boards and forums with the intent to cause disgust among people seeing it.

The image/video posted by them can have themes such as interracial porn or gay porn.

Alfred: "How did you get banned from 4chan?"
Brendan: "I got banned for bbcposting. The jannies couldn't handle seeing all the black cocks inside the white pussy they will never fuck."

bbcposting by g4plm January 30, 2023

Bogposting 

The act of promoting a speculative asset on social media with the intention of selling one's own holdings (a "bag") to unsuspecting investors, often by presenting overly optimistic or misleading information.

The investor was accused of bogposting after posting a series of enthusiastic tweets about a cryptocurrency they heavily invested in.

Etymology: A combination of "bogus" and "posting," referring to the deceptive nature of the activity.

Bogposting by RoaringBitty May 15, 2024