Act One, scene one begins with a Friday night，How is the tern “ritual” used in this context? What sort of “rituals” do you have with your friends?

Fences is both a literal and figurative device. Fences becomes more an idea of the social context in the back yard. Rose sees the building of the fence as something good while Bono feels that the Rose merely wants to fence in the people that she loves. To others fences don't keep people in rather they keep people out.