Find creators in the same niché as you and send them a partner request. For example, fashion bloggers would partner up with other fashion bloggers. If they accept your request, you are both ready to increase your visitors.
Start exchanging valuable & legitimate visitors.
Submit links to your content: articles, videos, etc. Each link you submit generates a special link for your partners. This special link counts how many visitors you got from each partner.
Your partner have a lot of interesting links, as well - so return the fawour. For your partners content there is a special link for you to share as well, you can post this link anywhere: on an article, Youtube description, Facebook post and so on. Your own visitors will love you for providing them with extra relevant material.
Increase visitors. Checkmate.
Now we have created a win-win situation for you and your partner. You willll help each other by sharing your visitors. The visitors will be less likely to end up at a 3rd rival - who does not benefit either of you.
You can share your partners content when you don not have anything else to post that day. Or just add an extra link in your blogpost/youtube description. Your visitors will love you for providing them with great content. Do not worry about losing the visitors, they were going to leave you some time anyway. Thanks to your partners, you will ll get a fresh visitor back, for each you lost. Win win.