Been a telecom vendor is very easy to start you just need your phone and data, you can start by using services for yourself and extending to your neighbors.
Is a business that can be done anywhere as far you have your phone and connected to the internet.

Register on greatdelightsub.com.ng

Get MTN 1gb @#220
For assistance or enquiry please WhatsApp;

Zero eight one three nine two zero nine four five seven

You can register your self and start very easy
Use link to register for free
http://Greatdelightsub.com.ng

For guidance / enquires Whatsapp; 08139209457

Kachifav:
You can register your self and start very easy
Use link to register for free
http://Greatdelightsub.com.ng

For guidance / enquires Whatsapp; 08139209457

pls how can one earn money on this business.

Ibadanpikin:
pls how can one earn money on this business.

You buy data at cheaper price, then resell.
Example : MTN 1gb@#220 and resell @#300-#350 depends on you, other networks and bundles available.
Other services;
* Airtime
* Tv subscription
* Electricity bill payment
For further guide: Whatsapp ; zero eight one three nine two zero nine four five seven