Price List update

As per the client requirement we have to modify all most 2000 item price in differnt price list..what is the best you to approach it...

you can try to do it with

you can try to do it with data loader...but be sure to have back ups if its in production

Alternate options are1. Price

Alternate options are

1. Price List mass maintenance feature
2. Adjust Prices ( concurrent request)
3. Price list bulk loader feature