Pay Survey sites. Are those scams?

I am looking for a job and came across some pay survey sites promising to pay £10 per survey.
Please see the link "http://www.earnsko.co.uk/"

Has any one got bad experiences with those?

Answers :

another one...!!!

well go right ahead if you want to waste your time for no reward

if you want your details sold to marketing companies

if you want your inbox full of spam

Yup, they don't pay out

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