A software or feature enhancement is any product change or upgrade that increases software capabilities (and user value) beyond the previous state.
Extra – how best to explain what you want
In order to achieve <your business value desired>, as a <what type of user>, I want <your desired functionality / ability>
And then, most importantly, explain why. So I / because I <what value / advantage / time saving it will give you>
If your feature can be accompanied by acceptance criteria, detailed below, this is most helpful too
Given <some context> [and] <some context>
When <your action> [and] <your action>
Then <your desire outcome> [and] <your desired outcome>