If you are interested in doing direct outreach on Reddit, we have created Howitzer.co, to enable you to do this at larger scale.
Feel free to check it out and let me know what you think.
Also, you can reach out to @brianswichkow regarding Reddit Marketing. He's been doing it since 2014 - the guy that can help you in establishing a good strategy and getting the most out of Reddit.
PS: He was also featured in Forbes, as the first Reddit Marketing Expert
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