How do you connect SEO traffic to form submissions and sales?

https://mighty-wiki.win/index.php/How_Long_Does_It_Take_to_Get_SEO_Leads_in_Denver_Like_42_Calls_in_30_Days%3F

Most marketing agencies in Denver have been operating since 2009 with a fundamental flaw in their reporting. They show you green arrows for organic traffic growth while your actual revenue stays flat or dips