I put in the dimensions of a parcel prior to listing so shipping quotes were put on the listing. I have now booked a Trade Me courier and the shipping costs are much more. The label on the parcel also says 11 kg when the item weight is 2.5 kg and therefore in the category of 0-3kg weight. I don't know why there is such a big difference in price. I have asked the buyer if he will split the extra cost with me - I don't know if this is the correct thing to do or should I bear the full amount of the extra cost. TradeMe says the shipping with the listing is only an estimate but the actual cost i...