01  Audit scope and sampling
02  Public baseline
03  Crawl reconciliation
04  Status and redirects
05  Robots directives
06  Canonical consistency
07  Sitemap integrity
08  Indexing diagnostics
09  JavaScript rendering
10  Architecture and internal links
11  Facets and parameters
12  Pagination and infinite scroll
13  Mobile content parity
14  Performance and Core Web Vitals
15  Titles and snippets
16  Content inventory and quality
17  Query-to-page mapping
18  Traffic change diagnosis
19  Content gaps and competitors
20  Structured data
21  International and multilingual SEO
22  Images and video
23  Ecommerce product and category templates
24  Local SEO
25  Backlink and referral review
26  Migration and launch review
27  Measurement and attribution QA
28  Issue prioritization
29  Client-ready audit report
30  Post-fix verification
