Can I use regular printer paper to transfer my design to my copper clad board? And if not, Why?

im making a printed circuit board for a 555 timer ic and im wondering if using regular printer paper for the toner transfer will make a difference in the quality of the board.

You really shouldn't double-post:
https://www.instructables.com/community/Can-I-use-regular-printer-paper-to-transfer-my-des/