Originally Posted by scubaccr

Don't forget IHG hotels are all franchised out and the Franchises may well own multiple hotels, some even in same area and across various hotel chains eg Hilton, CC , IHG

So although your membership number is different , your name and possibly email used are same, so it is not impossible for the franchises with multiple hotels to see a bigger picture of your stays once you stay at different brands under the same owning franchise company