When using this action, your identity will visit the lead profile. LinkedIn will notify your lead that you visited his profile.
It is recommended you use this action :
Make a Social warm-up before sending any messages. It allows your lead to get to know you even before they receive a message from you
As a follow-up that is not yet another message - the notification will serve as a reminder that generates soft replies
While also sending automated emails - to give the impression that a human is following up