PDFs are to modern businesses what faxes once were to companies operating in the 1980s. They provide a convenient way to not only send documents to colleagues and customers but also facilitate easy ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Matthew Guay When life gives you paper, your phone can turn it into clear PDF ...

The PDF format is meant to be non-editable, but if you scan a document that comes out too light or receive a contract with type that is too faint to read, you need a way to darken a PDF. Here are a ...