The Question and Answer section for House on Mango Street is a great resource to ask questions, find answers, and discuss the novel.
Geraldo represents the thousands of men, "wetbacks" , who leave for America but disappear. There are so many men, like Geraldo, that they lack individual identities.
Ruthie is an adult who still plays like a child. Ruthie retains the same sense of innocence and fun of childhood. Esperanza hopes to hold onto that as she gets older.
Sire is a creepy guy in the neighbourhood who leers at Esperanza as she walks by. He has a girlfriend names Lois but this does not seem to stop him from leering at young girls. Mama warns Esperanza to stay clear of him.