Marketing strategies focus on understanding customer needs, desires, and decision-making patterns to attract and retain them, using methods like the AIDAR model (Awareness, Interest, Desire, Action, Retention), setting SMART goals, and employing tactics like leveraging social media, blogging, maximizing SEO, creating CTAs, engaging influencers, building mailing lists, creating affiliate programs, using chat for engagement, hosting webinars, and developing customer personas.