This article describes How to Add Your Digital Signature to a .doc file Document

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This article describes How to add signature to a PDF v2.0 document

This article describes How to add signature to a PDF v1.7 document

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This article describes How to add signature to a PDF v1.5 document

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This article describes How to add signature to a PDF v1.2 document

This article describes How to add signature to a PDF v1.1 document