You haven't said what system this is, or explained what "link data to drop down function" really means. Or even what "drop down" means - a field? Menu? Something else?
In Jira, you enter the options in a field's option list. For the menus in most applications you can add web-items via code. And so-on. But we kind of need a clear explanation of the question before we can tell you much.
Wow, I got swamped and now that I've finally gotten my head back above water, I find we have several new members! Welcome @Darren Keith lowman , @Amanda Babb , @Luis Zapata , @Joli Holmes , and @bh...
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