While in [1] the question is posed of how to make the pdfs produced by pdflatex smaller, and while answers are given therein. Here a different question is asked.
How can one avoid pdflatex from making a large pdf in the first place? Especially when one is including pdf files and image files in my build?
Here is a list of some useful links I am looking at: [2]
If you have a particularly good link, please provide it.
Bibliography:
\pdfcompressleveland/or\pdfobjcompresslevel. Read more about it in the pdfTeX user manual. – Werner Jan 18 '20 at 17:56