A/B split testing - so the ability to create two different websites for CRO testing
Installing pieces of code for tracking, such as crazyegg, webmaster tools etc
Small amends as we go along
Quote is to install visual web optimizer (on 30 day trial, there is a monthly fee after that.)
Create split content and where possible set it up so that it can be updated in the umbraco CMS.
I'm an Australian developer with 15 years experience. 5 of which were with umbraco.