Amazon Local is offering a free $2 Amazon instant video credit. Choose from over 120,000 movies and TV shows, they have a lot for around $1.99 so you could get a free rental. You must use the credit by Oct 31st and there is a limit of 1 per person. This is a great way to get a free movie night in.
Just go here to sign up or log in to Amazon Local to get yours. It is free to sign up and they have great offers like this all the time.