r/stamps

Hi, as title says

I found these stamps beautiful but they only sell in 50 units.

Any idea how to buy maybe 5 each?

https://auspost.com.au/shop/product/4-35-international-stamp-sheet-of-50-67800557

https://auspost.com.au/shop/product/4-80-international-stamp-sheet-of-50-67800558

https://auspost.com.au/shop/product/3-50-international-stamp-sheet-of-50-67800555#