At least 1 metre of freeboard is required. Freeboard is the height from the top of the water. level (i.e. spillway level) to the top of the wall. 11. Stockpiled topsoil should be spread over. the dam wall and spillway and seeded immediately. with grasses to promote stabilising vegetation.
In Express Checkout, authorizing and processing a payment requires: 1  Setting up the payment authorization. 2  Redirecting the customer to PayPal. 3  Obtaining the customer details.  Confirming the payment 1  authorization. Capturing the payment (future).
How to Calculate PayPal Fees. When completing a transaction through PayPal, the seller must pay a PayPal fee. The buyer isn't forced to pay any fee. The fee the seller pays is calculated for each transaction and is represented as a percentage of the total transaction plus 30 cents. The PayPal percentage rate fluctuates depending on the amount of money the seller earns in one month through PayPal. PayPal requires sellers to pay fees monthly. Step 1.