No universal moral rules, for all people at all times, because what is right or wrong depends on the situation.
It may be right to break a moral rule under some circumstances, for example Jesus healed people on the Sabbath, even though working on the Sabbath was forbidden.
Flexible - takes situation into account.
Encourages people to think about the effects of our actions of others.
Can lead to dilemmas and disagreements.
Some rules should always be kept.