You can adjust your notification settings via your device. You have two options:

• Navigate to your device settings, scroll down and tap Spark. 
• Navigate to your device settings, tap Notifications and select Spark.

You can then adjust the notification toggle as per your wishes.

Within the Spark app you also have the option to choose the types of notifications receive. To change these notification settings:

• Tap on the profile icon in the top left corner.
• Tap the "Account" button
• Tap on either "Emails", or "Push notifications" under the "Notifications" section.
• Select your preferences, we will update your choices automatically.