While we don't log IP addresses, we do prevent people from spinning multiple times using cookies 🍪. If you'd like more safeguard around this, you can also prevent people from using the same email more than once and validate that they're only using valid emails.
We can validate emails on the fly for you using email validation. We've found that its very unusual for a visitor to abuse the system to get a larger discount. The overwhelming majority of users do not do this and we advise offering only discounts that you're "happy to honor" while you're still making profits 💸.
How do you ensure that customers will not receive multiple discounts?
How do you ensure that customers will only be given one discount?
How do you avoid discount abusers?