If you do not do it, people will not notice you. The world is no longer a very large hgih school with corridor gossip and locker room talk. If you want something to be public, share it.
Luck is increased by making sure to make the right connections in life. Connections lead to possibilities and possibilities combined with action leads to luck. People need to know you are a builder, a maker a person that constructs reality. Otherwise you are not going to be called to the party once it starts.
It doesn't have to be pedantic, full of ego or destructive. The best shout outs are sincere, constructive, positive. It is something that makes someone's day.
Today everyone is already too busy in their own lives, specially with the pandemic. We are trying to focus the best we can on what makes us better, calmer.
If you can influence the world even a little bit, you can do magic.