Sabbath? Alcohol? Remarriage?

Are we obligated to keep the Sabbath? What does it mean to rest in Christ? Should I sign a petition allowing the sale of alcohol in my area? Exactly how much faith is necessary at the moment of salvation? What if there was also some doubt? Would a second marriage mean living in perpetual adultery?

Tags: adultery, alcohol, divorce, doubt, drinking, faith, grace, Jesus, Law, marriage, remarriage, resting in christ, sabbath, salvation, wine