I want to find a way to reset all lead scores accumulated till 60 days ago to 0, but keep the most recent 60 days lead score for all leads. After then, I would like to have the system reset the lead score once every 60 days.
Can anyone tell me how to use smart campaign to achieve that?
You could do this a couple ways. One is to reset the lead score to 0 and then run you scoring campaigns with a filter on them of activities in the last 60 days. If you run this as a batch every night you will have a rolling scoring that is always the last 60 days.
There are several threads on managing score resets. Please search.
In this case you may be able to
I see, I missed the 60 day score reset.