Small businesses often have limited budgets, so SEO is a great way to attract customers without constant advertising costs. If your site is properly optimized, it will bring traffic and sales in the long run.
1. Local SEO is #1 for small businesses. If your business has a physical location or operates in a specific city, local SEO is a key tool.
2. On-Page SEO. A good site means more customers! The site should work quickly, it should be responsive, have good headings and internal links
3. Content marketing will also be very useful and can have a blog format
4. Link building will guarantee quality links to your site
SEO is a long-term process and it is better to look for truly experienced specialists in these matters ( pxroproject.net/seo/ )