No, the registration fee is a once off fee that covers you for a lifetime - even if you empty your vault, and decide to buy bits at a later date - your account will still be available when you return at no additional fee.
No, by law we are allowed to sell you Zahab medallions, as that is our offering to you. If you opt to cashout before you accumulate a 25.5g Zahab Medallion - you will receive the equivalent monetary value paid into your bank account
You are allowed 4 cashout's a month, thereafter you will be charged a service fee of 2% on the transaction total for each additional money cashout when the monthly allowance is exceeded.
No, you can choose to cashout as many medallions as you wish. The remaining medallions will be kept safe by us.
The choice is yours... you can decide to be paid out the value of the medallions, or you can take delivery of the medallions.