I bought clothes at ...

I bought clothes at pep, went to exchange to a different pep well at Malvern they sent me back to bring back the bank card I used before they can issue a refund I did today now they are saying slip is not clear is it my problem that you guys use weak ink and the sku code shows and the date, so they sending me back to Carlton centre where I bought the jacket for what because exchange or refund can be done anywhere please do something about it because I have worked in retail and I know how this work, I will take it further