It helps a lot, especially with merchants. Usually they do not have time to listen your initial pitch about Bitcoin.
so is better to tell them few words about and then hand over a flyer, together with your card or phone number, in case they have more questions.
In my case half of them called me back asking questions.
And that is the moment when I give them more informations using my guides
https://darth-coin.github.io/general/general.html
I onboarded many people all these 10+ years.