Tips from people who are not to be trusted (5)

I believe the answer is:

heels

I'm a little stuck... Click here to teach me more about this clue!

'tips' is the definition.
(I know this)

I cannot understand how the remainder of the clue works.

(Other definitions for heels that I've seen before include "Cads; lists" , "Wedges" , "Tilts to one side" , "Backs of the feet" , "Cads - shoe parts" .)

I've seen this clue in the Evening Standard.

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