Many ways to stay with digital marketing in seo for using more attractive tools of seo like generate more backlonks of your website, Directory submission, Webinars and create a attractive Blogs and you also prefer other seo websites.
For the most - I follow some blogs and IG pages.
Start your own blogging site and youtube channel. Post creative images and content. Make your brand awareness through social media. Do competitor analysis and work to gain do follow backlinks.
We follow top blogs and Article of Digital marketing to understand latest trends of SEO, SMO and PPC. It is more helpful for us.
Start your own blog and marketing for others will help you increase your business. If you are really interested in learning everything about latest tools and techniques to stay updated in technology trends in 2019.