Yes, loading the Industry Packs specially created for Daylite, will not affect what you already have in place, it will however enhance it, by providing Industry specific details such as Categories, Keywords, Pipelines and more at no extra cost. Once the Pack has been added to your database, there is no way to isolate and extract that information should you choose not to use it. We do recommend that you perform a back up of the database, prior to loading the Industry Pack, so you can always revert back easily if need be. Steps to back up your data can be found here:
To read more about the Industry Packs available for use with Daylite, visit this link.