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Evgeni Petrov

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Industry News & Trends
Alexa for Shopping: What It Means for Amazon Sellers
Amazon's new Alexa for Shopping fuses Rufus and Alexa+ into a personalized AI shopping agent. What the May 13 launch means for sellers - and what to do.
May 14, 2026
Evgeni Petrov
Industry News & Trends
22 Best Free Amazon Seller Tools for 2026 (Including the One Diagnostic Every Other List Misses)
22 free Amazon seller tools that actually earn their place in 2026 - including the diagnostic that measures whether COSMO and Rufus can read your listing.
May 11, 2026
Evgeni Petrov
Launching & Listing Optimization
Understanding Amazon Rufus AI: The 2026 Guide to AI-Powered Shopping (COSMO Era)
April 30, 2026
Evgeni Petrov
Launching & Listing Optimization
What Is an Amazon ASIN? The 2026 Seller Guide | ZonGuru
An Amazon ASIN is the 10-character ID Amazon assigns to every product. Learn how to find yours, how it powers COSMO and Rufus discovery, and how to optimize it.
April 29, 2026
Evgeni Petrov
Industry News & Trends
Amazon COSMO's Semantic Relationship Types: What Your Listing Must Cover (2026)
Amazon's COSMO algorithm evaluates your listing against 15 semantic relationship types - not keywords. Here's what each one means, which ones most sellers miss, and how to cover them.
April 27, 2026
Evgeni Petrov

Evgeni Petrov

Head of SEO & AI Operations
Evgeni Petrov is a seasoned SEO and AI specialist with over two decades of IT experience, including 5 years dedicated to SEO. As the Founder of DigitalCopy SEO Marketing Agency and Head of SEO at ZonGuru, he excels in utilizing AI and SEO to boost business growth, particularly for SaaS, Ecommerce, LeadGen, Affiliate Marketing, and Amazon sellers. Evgeni's expertise lies in leveraging large language models to optimize SEO strategies and improve online presence.