When on holiday when paying for an item in a shop I was asked if I would like to pay in local currency or my home currency of pound sterling. (thetravelmagazine.net)
Once you have a list of what you need to buy, you can start looking for the items in stores and online. (thefashionablebambino.com)
Seek discounts and rebates wherever possible, and look for items on sale. (policygenius.com)