Rigging election is alternative to coup, a military way to false out democratically elected person.
The best way to abolish this act is to apply same punishment for both coup plotter and election rigger. This is only way Nigerians can witness free and fair electing in their lives time.
If somebody have a way of rigging election so as to ensure people sovereignty does not prevail and subsequently impose himself on the people, having known you lack the credibility requires to govern, such person should be measure same way coup plotters are measured.