You can temporarily hold off on saving for one goal at a time, while still saving for others, using these steps.
How to pause
1) In the Digit app, tap into the goal you'd like to pause
2) Tap Settings in the upper-right corner to bring up the goal settings menu.
3) Select Pause
If you want Digit to hold off on saving for all of your goals temporarily, head here to learn how to Pause all savings.
How to unpause
1) Tap into the goal that is paused (it will say Paused in your list of goals)
2) Tap the Unpause button on your goal screen