(Copied and pasted list from this link)
As far as I know, the requirements are for TL3:
- Visited at least 50% of last 100 days -
- Replied to at least 10 different topics -
- Must have viewed 500 topics -
- Must have read 20,000 posts -
- Received 20 likes, and given 30 likes. -
- No more than 5 spam or offensive flags -
- Must not have been suspended -
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