Sign up to e-rewards and complete one of their surveys, and you'll receive 600 Avios points right into your British Airways Executive Club account! Once you've accumulated enough points, you can redeem them for free flights to Barcelona, wine, experiences and so much more.
To register, click 'GET FREEBIE' and enter your details and British Airways Executive Club account number. Then just complete any of their surveys and you'll receive your Avios points in 5-6 weeks.
You'll also get invites to take part in lots of other surveys and earn even more rewards.