Hello Razvan,
As per our messages on a previous project, the report will consist of the following:
SEO RELATED
Titles
Metatags (keywords & description)
Images - alt tags, image naming
Content - h tags, bold/italic content, keywords prominence/density/proximity/union
White hat seo tricks - header, footer, copyright, noscript
URLs - internal structure, external linking
Robots file
Sitemap
Problems : design problems, coding problems
NON-SEO RELATED
Website speed problems
Techniques for increasing the user trust level
You also said that it will also be re-checked after the changes are implemented.
Payment will be 1/2 up front, 1/2 upon completion.
Thanks.