I see many blogs including 101 in the title. What does that mean?

Sorry if this is a stupid question. I couldn't find the answer on Google.

submitted by /u/lilitbroyan
[link] [comments]

from Search Engine Optimization: The Latest SEO News https://www.reddit.com/r/SEO/comments/ftmixa/i_see_many_blogs_including_101_in_the_title_what/>