The leading search engines, such as Google, Bing and Yahoo!, use crawlers to find pages for their algorithmic search results. Pages that are linked from other search engine indexed pages do not need to be submitted because they are found automatically. The Yahoo! Directory and DMOZ, two major directories which closed in 2014 and 2017 respectively, both required manual submission and human editorial review. Google offers Google Search Console, for which an XML Sitemap feed can be created and submitted for free to ensure that all pages are found, especially pages that are not discoverable by automatically following links in addition to their URL submission console. Yahoo! formerly operated a paid submission service that guaranteed crawling for a cost per click; however, this practice was discontinued in 2009.
But what kind of information should you gather for your own buyer persona(s) to inform your digital marketing strategy? That depends on your businesses, and is likely to vary depending on whether you're B2B or B2C, or whether your product is high cost or low cost. Here are some starting points, but you'll want to fine-tune them, depending on your particular business.
Social media seems all set to become the poster boy of online marketing strategy especially for businesses operating in the e-commerce segment. It is very powerful and constantly gaining more strength and stature among businesses. Today, it has become an indispensable part of online marketing strategies and every business, worth its salt, has a page on popular social media platforms like Facebook, Twitter, LinkedIn, Google+, YouTube, etc.