PDF file is the most convenient file for exchanging, meanwhile, PDF is the most difficult-to-handle files because secure is the most important purpose of the PDF. But sometimes we need to edit the PDF files for special use, and sometimes we need to convert the PDF to Excel because we need the date in spreadsheet from the PDF file. Convert PDF to HTML then others can easily access you file with a URL only.
In fact, besides Acrobat, there are dozens of PDF tools available for converting or editing PDF files. They are much less expensive than Adobe Acrobat. For example, you can use PDF editor to edit your PDF files and PDF to HTML converter for converting PDF files to html format, and also, you may find 4 ways to convert the read only PDF files to Microsoft Word.
Here is something you need to know. Before you choose a PDF tool for reusing, you need to make sure which type your PDF file is. After you figure out the two kinds of PDF format, vector and raster, things become easier. Vector PDF files can be converted to editable word documents and other MS Office files. To judge if a PDF file is vector, just open it in the Adobe Reader and magnify it more than 800%. If the details in the drawing look sharp, it is a vector PDF and if the zooming results are in jagged or grainy details it is a raster or bitmap. (usually created from images or scan copies). And sometimes the PDF files are password protected, you may need to remove the PDF password.
Knowing what kind of PDF file it is, vector or raster, is the key thing. Then for the vector PDF files, you can not only convert them to word, text and images but also excel, RTF, HTML, TIF and so on.