https://www.canadapost-postescanada.ca/cpc/en/support/articles/literature-for-the-blind/acceptable-materials.page
Literature for the Blind - Acceptable materials | Canada Post
Learn about what items you can mail for free using the Literature for the Blind service.
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https://www.canadapost-postescanada.ca/cpc/en/support/kb/company-policies/social-impact/literature-for-the-blind.page
Support: Literature for the Blind | Canada Post
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https://www.canadapost-postescanada.ca/cpc/en/support/articles/literature-for-the-blind/format.page?
Literature for the Blind - Format | Canada Post
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