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    Questions about your filing, billing, or fax transmission? We're happy to help.

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    Typically within 1 business day (Mon–Fri).

    Submitting opens a draft in your email client addressed to support@simple5472.com. Please do not include sensitive tax data such as full EINs, SSNs, or banking details.

    simple5472 is self-service software, not a law firm, CPA firm, enrolled agent, or tax return preparer. We cannot provide tax, legal, or accounting advice. For questions about your filing obligations or how the IRS will treat your facts, consult a qualified tax professional. For product, billing, or transmission questions, the form above is the right place. You can also browse the FAQ before reaching out.