With eSignature, you can create documents for signatures and send signature requests in Google Docs and Google Drive. To complete eSignature requests, signers can easily fill in requested information.
I am not seeing anything in the documentation on how to use eSignature that specifies the account types that can sign a document. Based on just testing this feature, even though you can send an eSig request to a non-Google account, it would be best to only send to those with Google Accounts.
DocuSign allows you to import a document, add your signature and then email it directly to the person you want to share it with. Have you ever been in a situation where you have to print out a ...
Forbes: Electronic Signature: An Instant, Convenient And Green Way To Sign Documents
Business Insider: How to add a signature in a Microsoft Word document on a PC or Mac
You can add a signature to a Microsoft Word document in several ways, depending on the computer you're using. You can upload a physical signature using a scanner or a cell phone, add additional text ...
How to add a signature in a Microsoft Word document on a PC or Mac
AppleInsider: How to add your signature to digital forms and documents in macOS
In the event a digital document needs to be signed, like a form or a letter, macOS includes a way to add your signature without needing to print out the pages and rescan them. AppleInsider shows you ...
How to add your signature to digital forms and documents in macOS
TechRepublic: How to add an automated signature to a Microsoft Word document