How do I avail an offer?
Any offer that is listed in the Offers section of your PhonePe Business app will be automatically applied if you meet the relevant terms and conditions.
For offers that you get notified through SMS or on the app, you will need to tap Avail Offer for it to be applied as per the terms and conditions.
Related question(s):
How do I check the details of the offers I can avail?
What if I am unable to avail an offer?