It is not proven that doing so is recommended.
Work is not prohibited after the Adhan on Fridays, since one has the choice at that time between offering Friday prayer or Dhuhr prayer, and the obligation is in between these two choices.
The consent of the guardian does not have to be direct and explicit in order for the girl to be considered in charge of her marriage. It suffices that she has absolute freedom in choosing her husband, in the manner described, in such a way that she is not recognized by the social standard to be bypassing the right of the guardian when she chooses a husband without referring to him.
You are not obligated to implement this condition.