We prefer people to buy local or preferably local/organic. However if this is difficult to impossible for you please use the Soltanes contributions list. Click on “contribute”. Purchase the needed items - send a copy of the receipt to firstname.lastname@example.org and you will receive the Soltanes credits!
Please note that this service is provided to support projects using Soltanes. If anyone has ideas about another similar service which could be better please communicate with email@example.com