My card was charged twice by UniversalAiGroup on the same day. I had to dispute it with my bank. UniversalAiGroup then froze my account and said I had a negative balance because of the chargeback. They created the problem and then punished me for it.
Pros: Dedicated account manager|Customizable dashboard|Easy withdrawals
Cons: Inactivity fee applies after 12 months|Spreads widen during volatile periods