it s yours , not theirs , so don t worry!. Eligible for free shipping ( us only ) on orders over $ trade - in your old me for credit toward this item ! ships same business day , unless restocking .
According to the above context, answer the following question.
Why is the writer offering this deal on their products , with free shipping and telling the reader not to worry ?


They want to build a rapport with their customer base by offering an introductory deal so that people will go through them more frequently .