A domain name is like your address on the Internet. The domain name is the way that customers will find your website. When the domain, like www.mybusiness.com, is typed into the browser, the browser goes to that location and shows the content that it finds there. Your domain name also acts like your identity online, so it should be closely related to the name of your business or the products and services that you offer. It is important to have your own personalized domain name to give your business a professional and credible online presence.
Data-driven advertising: Users generate a lot of data in every step they take on the path of customer journey and Brands can now use that data to activate their known audience with data-driven programmatic media buying. Without exposing customers' privacy, users' Data can be collected from digital channels (e.g.: when customer visits a website, reads an e-mail, or launches and interact with brand's mobile app), brands can also collect data from real world customer interactions, such as brick and mortar stores visits and from CRM and Sales engines datasets. Also known as People-based marketing or addressable media, Data-driven advertising is empowering brands to find their loyal customers in their audience and deliver in real time a much more personal communication, highly relevant to each customers' moment and actions.
I would focus on building your personal brand online and building a website right away that you can use as a testing ground for learning digital marketing skills. Most digital marketing programs are too theoretical and digital marketing is a fast evolving industries so you need to be constantly learning through active experimentation to become good enough to consistently make money.
People aren’t just watching cat videos and posting selfies on social media these days. Many rely on social networks to discover, research, and educate themselves about a brand before engaging with that organization. For marketers, it’s not enough to just post on your Facebook and Twitter accounts. You must also weave social elements into every aspect of your marketing and create more peer-to-peer sharing opportunities. The more your audience wants to engage with your content, the more likely it is that they will want to share it. This ultimately leads to them becoming a customer. And as an added bonus, they will hopefully influence their friends to become customers, too.