> Timing issues; most of the time spent writing functional tests is knowing when to wait for the next click (e.g. waiting for AJAX response and change in a certain DOM element)... and doing this in a clean way (e.g. WebDriverWait conditions instead of putting Sleep(1000) everywhere).
This can be answered in a fairly simple way. How does your user know when to proceed? What changes?
This can be answered in a fairly simple way. How does your user know when to proceed? What changes?