SEO is the key to growing business strategically without spending a lot of finance on paid marketing. The way I do is to curate the content and do the right off paging.
Social Media has become a major channel to show the right product to the right kind of people. Targetting is now easy, but are you expert at it?
A website is a virtual office, A showcase to your product, service, and the culture of your office. It owns the capability to bring the segmented customers in the system.
Intent Optimisation is the key to retain the search engine ranking for long about of time. It is the way Amazon, Flipkart, and large sites are optimized.