What different ways do we have for bringing PND from USD?
Can someone add to this list if there are other good options?
I am trying to diversify the means I have available or purchases but have had limited exposure.

buyPnd.com

• paypal
• super easy
• direct to PND

coinbase.com

• linked bank account
• several day verification
• strict instant buy first month
• slow transfer out
• requires going through exchange to purchase PND

virwox.com

• paypal or credit cards
• high fees on purchase
• requires multiple converstions to get BTC
• requires going through exchange to purchase PND