- Make a list of really niche subreddits where you can contribute because you're an expert or enthusiast. Then go to the 'new' tab to see if there are any questions there that you can answer.
- For post and comment karma, go to r/AskReddit and ask/answer questions.
- Make an attempt to include Reddit submissions in your normal surfing routine. When you come across something worth sharing, post it to one of the extremely active subreddits on this list, depending on the topic.
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