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ROI and payback

A generator, solar panels, a new machine or a second vehicle: what does it earn or save each month, and after how many months has it paid for itself?

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Rule of thumb for a small business: an investment that pays for itself within 2 to 3 years is usually a good one. If you borrow for it, include the interest: Loan calculator.

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A helpful tool, not tax or legal advice. Check important amounts.