Question :-
Document you sign that tells you what you can and cannot do on a computer ?
Answer :-
Signing PDF documents and paper documents with your phone. For iPhone users, one of the easiest ways to sign a PDF document is to use the tools built into the Mail app.
Creating your electronic signature. If you’re adding your signature to a Word document or PDF, the first step is capturing an image of your signature which will go in your document in lieu of your actual signature.
Adding your signature to a Word document. Since so many documents are in Microsoft Word format, this seems like a good place to start.
Word supports both electronic signatures and digital signatures, so you can use whichever works best for your purpose—though be warned, this is an expensive way to sign documents digitally.
Adding your signature to a PDF document. Signing a PDF is even easier than signing.