VERY POOR SERVICE FROM THE SCREEN TEAN

I HAVE PAID THE SCREEN TEAM TWICE FOR FIXING MY MAC SCREEN FIRST TIME THE SCREEN SHOWED LINES AFTER A WEEK I CALLED AND CALLED THEN I PAID THEM AGAIN FOR TO FIX THEIR SCREEN AND THIS TIME MY WIFI WAS NOT CONNECTED . I HAVE CALLED THEY WILL KEEP ON SAYING THEY ARE COMING OVER AND OVER AGAIN UNTIL THE WARRANT EXPIRES