There is a legitimate company that is doing this. It is on their website, and there is another discussion thread about this. I can't remember which MSC, but it is legitimate if it is the same one. it is on their Sassie job board.
Shopping Southeast Pennsylvania, Delaware above the canal, and southwestern NJ since 2008
I have seen yet another variation....Take your own phone to get the screen replaced at a mall kiosk type place. Reimbursement was ~$180 and idk if there was a shopper fee. I only noticed this because (of course), we just replaced one of our phone screens.