The education and textbook tax credits, eliminated in 2017, can still be claimed for unused amounts carried forward from years prior to 2017. (getsmarteraboutmoney.ca)
You can even store any large unused amounts in the freezer. (wagbrag.com)
Also be sure to include important specifications, such as «limit: one voucher per frame,» «limit: three vouchers per customer,» and «voucher must be used in its entirety; there will be no refund or credit issued for unused amounts.» (artbusinessnews.com)