Because some preachers were saying that God’s grace permits Christians to practice immorality, Jude urged us to avoid their error by keeping ourselves in the love of God.
Because humans were dead in our sins, the only possible solution was for God to make us alive because of his grace.
As the second Adam and the faithful Israel, Jesus resisted temptation and so can help us when we are tempted.
Although Christians will grieve the loss of loved ones, we have two solid reasons for hope.