We do this time - they to us and us to them. You just send the PDF and they (who ever that might be) just places the PDF onto a page in whatever programme they use (horrible Word, lovely InDesign, or anything else) and place a text block over the bank spaces. Export as new PDF.
BTW, you can download CS2 from Adobe for free by logging on and downloading, as they no longer want to provide tech support for CS2, as it is now over 10 years old.