What content do you use for Cheap PBN tie 2 backlinks?

I am planing to write 10 pcs of high quality industry articles to explain some industry questions, and post these articles on related niche websites for parasite pages, then gives cheap pbn backlinks to these pages.

My question is, what content can I use on these cheap PBN sites?
I think I shouldn't spin these high-quality artciles to post on PBN sites because this will reduce the originality of my articles. Any other alternative? Generate artciles for PBN are OKay or not?