TOPIC:

hi everyone this is a photo of my great great uncle william gardiner born 1880 in reading berkshire he is on the right of photo i no nothing at all about him can any one tel regiment he was in and any infomation at all on him regards steve

Ancestry.com is your friend. Seems as if someone else has been interested in him too. At least there is a family tree

search.ancestry.com/cgi-bin/sse.dll?new=...%7C&msbdy=1880&sbo=1

Also papers at
interactive.ancestry.com/1114/MIUK1914A_...uk1914a_084461-02107

Gives Royal Berkshire Regiment for 5 years
interactive.ancestry.com/1686/31794_2214...acklabel=ReturnRecor

QSA with three clasps
If that is an India Medal ribbon on his chest might be someone else but this is just my 5 mins worth. Gives you something to look at.
ATB
David