Mr. david colin from united kingdom send me a package/parcel with airwaybill username RBT -4178 dated march 6, 2010 and it was hold in malaysia, first they call me and send an email that im going to pay $400 us dollars for the custom handling fee and if i paid that amount they are going to delivered my package so i paid it, then after i paid that amount they are asking me again for another payment for custom yellow tag $ 400 us dollars and insurance certificate of $600 us dollars total of $ 1000 us dollars which i never yet give the payment because i dont have money to pay the said amount, i would like to know and confirm if there is a package and why i should pay all this amount?