hi thr.. top up fr mobile shop is convinient at times..but did u purchase a top up card or did they top up for u from another hp?? do u noe that fr thr they earn point??? do u hv saving account is any bank?? u can top up fr ur own bank oso mah...dun let them earn anyting wen u get ntg fr them oso...dis is jz my opinion..no offend..