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Tips and guides for working with PDFs — privately.
How to sign a PDF on your phone (iPhone and Android)
No printer, no scanner, no app to install. Here is how to put your signature on a PDF with your finger, add the date, and send it back in a couple of minutes.
How to split a large PDF into smaller files
By page range, every few pages, one page per file, or by size so each part fits an email. Here is how to split a PDF the way you actually need it.