Consistency is a core part. The trick is to know when to make exceptions (and I don’t think I have figured that out fully yet). Exceptions for legit excuses but also for novel circumstances. Too much consistency also doesn’t prepare kids for real life either. It also depends on how many and how complex rules you have to begin with. Other aspects include the approach to differences in approach between parents and between other relevant households (e.g. godparents’).
Consistency is a core part. The trick is to know when to make exceptions (and I don’t think I have figured that out fully yet). Exceptions for legit excuses but also for novel circumstances. Too much consistency also doesn’t prepare kids for real life either. It also depends on how many and how complex rules you have to begin with. Other aspects include the approach to differences in approach between parents and between other relevant households (e.g. godparents’).