I currently have invitation to Pinecone Research for people in the UK.  If your interested in signing up then click here.
Pinecone Research is a survey company that pays you for your opinion.  Surveys are usually 5 to 25 minutes long and pay is $3 a survey.  You get survey invitations through email.  You get paid by check and Paypal.  Sign up fast before invitation is no longer available.

Keep checking back for US invitations.