Your payment for token sale will not be deducted until the token sale ends.
You may get a portion of the order, and your payment is subject to the tokens you receive.
You are required to keep the compete payment for the entire order until the token sale ends.
If you move a portion of the payment earlier, your order will become invalid.
Participant A is going to order a copy of ABC tokens. The payment for 1 copy is 200 GT.
Participant A has 210 GT in his available balance.
After Participant A submitted an order to order 1 copy of ABC tokens,he still has 210 GT at the available balance.
Participant A should keep the available balance no less than 200 GT until the token sale ends.
If Participant A sell 10 GT after placing order, his order for ABC tokens is still valid as he still has 200 GT in balance.
If Participant A sell 11 GT earlier, his have 199 GT left and his order will become invalid. He can not receive any token.