I came across a new variant (to me) last week
A completely different name popped up in one of my regular searches - usually this is because of a mention in the text that they are selling a collection of x y & z.
I couldn't find the brand name anywhere in the text so I did a "view source", as my curiosity was aroused.
Answer: <Font color="white">Huge list of competing names</font> tacked on to the end of the normal descriptiont
Quite clever really - invisible, so it isn't so annoyingly obvious.
Now don't you all rush out and adopt it, or our Ebay searches will be stuffed full with the equivalent of Spam!