https://www.myparliament.com/parliament/offers/get-your-gift/ -login or register and select the glasses you want to get them.
–Update– available again.

https://www.expensify.com/declaration -enter your email and the questions that they ask, then click the link in your email, and fill out the form to get a Free Expensify T-Shirt  -thanks Katie

https://www.goredseal.com/redseal/offers/get-your-gift/ -login or register and click the pick yours button to get a Free Redseal American-Made Hat or $10 in coupons.

https://www.neffheadwear.com/neffwear-is-better -post a photo or video of yourself destroying an old pair of underwear on Instagram and use #NeffwearIsBetter and tag @neffwear_official and tag 3 friends. For every pair destroyed they’ll send youa new pair of Neffwear.

http://www.luxtreaux.com/ –take this survey to get a Free Glow Wristband

https://twitter.com/redlobster/status/700364187336192000 -Tweet/post your photo and include the hashtag #RLShirtOffer to get it. Valid for the first 1,000.

https://secure-miller.plcontent.com/highlife-pl4076/Content/OfferTerms.pdf -if you live in Alabama, Arkansas, Connecticut, Hawaii, Indiana, Kentucky, Maine, Minnesota, Missouri, New Jersey, North Carolina, Ohio, Oregon, South Dakota, Texas, Utah, Virginia or West Virginia Follow the mail instructions below to get a Free Miller High Life T-Shirt. Valid for the first 10,000:
Participant residing in one of the states where beer purchase is not required may hand-write his/her complete name (no initials), valid e-mail address, street address (P.O. Boxes not accepted), city, state, ZIP code, telephone number, and date of birth (MM/DD/YYYY) on a 3½”x5” card (“Mail-In Request”) and mail it with sufficient postage to: Miller High Life® T-Shirt Merchandise Offer 2016, P.O. Box 410, Southfield, MI 48037. Mail-In Requests must be postmarked by May 21, 2016 and received by May 26, 2016.

Link – enter your email and get 10 friends to do the same for 1 Free Panty. 25 Friends for a pack of 5, and 50 friends for  raffle draw to win the grand prize of 100 piece of panty Free. Feel free to post your links in the comments.

Link – sign up and get 5 friends to do the same for a free pair of non-slip yoga socks 10 friends for a free pair of custom leggings (your choice) 25 friends for a free yoga studio outfit (your choice sweatshirt + pants) and 50 friends for a  free complete yoga wardrobe (your choice leggings, tank-top, tote bag and mat). Feel free to post your links in the comments.