just wondering are any international customers,finding there being charged different pricers for shipping...when placing orders....for example..since the changers to usps...early this year...I understand there have been..increases..thats cool....but my last few orders..are all over the shop...I placed a order for $33 ish...was charged nearly $16....shipping....placed a order for $35 charged $10 shipping...this has been a pattern of pricers....up n down...so im wondering could there be different pricers charged on certain days of the week? thanks for any ideas