The Windows USA™ Referral Program is available for homeowners only, at their primary residence, with a legitimate window need and the ability to purchase windows in the near future. Your referrals must not have new vinyl windows or live in a single wide mobile home. All homeowners and decision makers must be available for the in-home demonstration and estimating that takes approximately ninety minutes. This promotion is not valid for a referral that has previously participated in a past Windows USA™ demonstration. Your referral must also agree to allow Windows USA™ to contact them by phone to schedule a convenient time for the demonstration. Windows USA™ promotional offer is extended only to those homeowners referred to us by our past customers and who have fulfilled the qualifications stated above and also have passed a pre-approved screening process. All referral bonuses are awarded following the completion of the in-home demonstration and receipt of estimate. Program qualifications subject to change.