One-Off E-commerce SEO Revamp

I run an e-commerce store that needs a focused, single-fee SEO clean-up. The job is strictly on-page and off-page: no ongoing retainers, no technical server work—just a thorough optimisation pass that can stand on its own... (Budget: $10 - $30 CAD, Jobs: Content Writing, Digital Marketing, Internet Marketing, Keyword Research, Link Building, Marketing, Product Descriptions, SEO)