This video discusses different options available at futures rollover, including tracking multiple contracts, changing symbols in charts, and duplicating charts.
For more information see the helpdesk article All About Futures Rollover
This video demonstrates how to best approach maintaining your adjusted data on continuous futures contracts through rollover.
This video discusses how the DTN continuous contracts are handled in Investor/RT. It covers how data is automatically gap-adjusted, how to turn adjustment off, and how to follow only the front month contract.