Mainland Advertisements must comply with these rules:
• Be grounded to the terrain.
• Extend no higher than 8 m.
• No rotating, flashing, particles.
• Not dispense unsolicited content.
• No light sources or glow.
• Billboard must be Phantom.
• Ad content must be clearly General.
• No sound or temp-on-rez content.
• Not be political in nature.
• Ban lines off.
Billboards inside clubs and malls:
Called affiliate advertising.
When it's inside and not adversely affecting the local Mainland area.
The rules listed above are not applicable in these cases.