All sales Final with 1 revision. We will give 100% effort to have your voice sound as good as possible our engineers will do as much as possible with your recording to make you sound like you spent $$$ thousands of dollars! But of course just try to relax after all this is just for fun! Please be patient mixing music is very complicated and takes time please allow up to 2 weeks to complete. We offer 1 revision if not satisfied please provide any suggestions you might have to complete your song, but we know you will be very pleased after music producers from around the world get together to make you sound like a star!