Thanks sueken4812

Actually I should have posted back I'm onto to it even before your post but thanks for posting anyhow.

She will buy the box 1 from Aust Post store I think its called Bx1 it's $1.75 plus flat rate click & send for box any where in Oz is $6.50 for up to 15kg her parcel only weighs 620g but it will cost her all up $8.25 postage/box she charging $6.20 so her loss on postage is now $2 vs $6.10. Eitherway she has learnt for items she does not now the weight don't guess use the scales as the scales don't lie lol.