Thanks for the warm welcome and the helpful advice. You covered all the problems and the solutions make sense. I didn't know about the shaky layer/PDF relationship but I'll heed the warning from now on. I just wanted to save space on my laptop and flash, as well as the hardware belonging to the pers...

I'm still relatively new in Inkscape and vector programs in general, but I haven't had this issue up until now. When I save a document as a PDF in Inkscape, I usually never had any problems; but lately whenever I reopen my projects, the text font is entirely switched to something different to the po...