To save storage space, you can compress a PDF in Preview. Open the PDF, then choose File > Export. Click the Quartz Filter pop-up menu, then choose Reduce File Size.
Note: when compressed, the PDF may be of lower quality than the original.
I usually write a blog post about once a week. The latest post can be viewed here: Confidence vs Competence: Forget confidence, give me competence instead! (posted 2024-09-10 at 21:26:31). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2024-08-22 Stirring Up Trouble: Let's just get every view out there and fairly debate them..