Tag Spam means using irrelevant tags, especially popular tags. Using tags improperly makes it hard to find good and relevant content.
Please use relevant tags when posting! Abusing tags can potentially lead to people flagging you, even from dan himself.
Additions for Specific Tags
Please refrain from using #photography for posting art, posting graphics, posting other users photos without commentary, etc.
okay
But this post is photography and is actually tagged correctly.