To edit a PDF, start by opening it in Foxit instead of Reader. Next, click Comments, Typewriter Tools, Typewriter Tool. Now just click wherever you want to add text, then start typing.

FoxIt’s PhantomPDF 5.0 Business ($149 as of November 21, 2011) is the epitome of such middlebrow software: It costs a third of what the blueblood Adobe Acrobat X does, and it can handle most ...