The least amount to withdraw is 2,000 naira and the highest amount to withdraw has to do with
your tiering.
Tier 1 customer: 20,000 per withdrawal and 50,000 daily.
Tier 2 customer: 100,000 per withdrawal and 200,000 daily (requires a valid means of ID)

Tier 3 customer: 1,000,000 per withdrawal and 5,000,000 daily (requires a Utility bill)