fe262245__and_manage_cookies___Vodafone__What_it_s_used_for
[Company] Twitter [What it's called] _utma _utmb _utmc _utmv _utmz _twitter_sess _guest_id k original_referer [What it's used for] 
These see which advert you clicked on, which browser you used, which network you're on, which website pages you've looked at, the date and time URLs have been posted, the IP address, what you searched, what phone you're using and which app you've Tweeted from.
Our cookie policy - set and manage cookies - Vodafone
What it's used for