Filament is not your only cost.

True cost combines material, energy, straight-line machine wear, hands-on labor, and an expected-cost allowance for failed prints. The suggested price then covers selling fees and your chosen post-fee margin. It does not estimate income tax, shipping, design licensing, or local sales tax.

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If you are unhappy with the PrintWorth Print Shop Workbook, contact us within 14 days of purchase. We will make reasonable efforts to resolve delivery or product issues and, where appropriate, authorize a full refund through Lemon Squeezy, our merchant of record. Refunds may take up to 10 days to appear on your statement. Requests involving suspected fraud, refund abuse, or repeated refund requests may be declined. Nothing in this policy limits rights you may have under applicable law.

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This calculator and workbook are digital products provided by Cassady Tech Solutions LLC. Questions and product issues can be sent to product support.