Technical preparation of the site

robots.txt
correctness of sitemap.xml
elimination of technical duplicates of pages
indexing in Yandex and Google
canonical pages
page markup
broken links
checking redirects
slug
server errors
checking layout for errors
page loading speed
adaptability, correct mobile version
display in different browsers
malicious code/viruses

Search queries

the semantic core is relevant and corresponds to the current offers on the site

Optimization

title tags
description meta tags
bradcrambs
links
hidden text
images
pop-up texts

Working with site content

uniqueness of texts
error correction
content plan
content update
sections blog / articles / vio

Working with external factors of influence

absence of AGC sites and obvious SEO links
display of links in webmaster tools
indexing of referring pages
no spam
link mass
no external links to non-existent pages
intersection of social networks and the site
brand mentions on the Internet

Working with Yandex and Google tools

linking via Yandex.Webmaster Google site kit / console and analytics / metrics
yandex Business and Google My Business

Information factors of the site

about the company
terms of service / payment / delivery, etc.
social networks
relevance of information
company details
availability of a signed SSL certificate

Behavioral factors

matching queries to target pages
snippets are relevant to the query and stand out from competitors
clear navigation for the user
funnels on the site

from 999 $/m