Navigation is used to help a person find content on a website or app.
Navigation and menu items are sentence case unless it’s a branded product.
Ampersands can be used to shorten the wording.
Refer to the starting screen in the app as ‘home screen’ and not ‘dashboard’ or ‘home dashboard’.
For example:
How we calculate your net position
We add up the balances of the Westpac accounts that you see on your home screen.