When it comes to leveraging social media platforms for promotion, there are several effective techniques. Firstly, use targeted ads and content to reach the right audience. Secondly, plan your posts in advance and vary them between written content, images, and videos. Thirdly, utilize influencer marketing by working with people who already have a large following on their platform. Finally, create partnerships with other brands or organizations to expand your reach even further. All of these tactics are proven to be successful when used strategically!