Improving your SEO rankings requires an understanding of how search engines work as well as knowledge about which strategies will yield the best results. Some key tactics include creating high-quality content that contains relevant keywords; optimizing titles and meta descriptions; building backlinks from authoritative websites; ensuring fast loading times; making sure pages are mobile friendly; utilizing social media platforms effectively; submitting sitemaps regularly etc. All these activities should be done consistently over time in order to see real improvement in rankings.