Make call and send SMS freely while the receiver pay on MTN Collect Plus

Mtn collect plus is a prepaid service allows you make call and send sms even when you zero credit balance provided that the receiver accepts to pay for the incoming voice call or sms.
This comes very handy in situations when you have run out of airtime and needs to make an important call and other similar situations.

To make use of this service.
For voice call
Dial  *121*recipient number#.
Example. *121*08031234567#

For SMS
Send your SMS to 38701 followed by the receivers phone number e.g 3870108031234867