Most players search for a Rainbet promo code, paste it in, deposit, and only read the conditions later. That order is backwards, and it is where money gets lost.
Three practical reasons to slow down. First, activation is one-way: once a deposit lands on the blockchain, no support agent can retro-fit a bonus to it. Second, the wagering structure you pick at signup determines whether your own cash stays withdrawable for the next 30 days. Third, offshore operators can and do change promotional terms without notice, so a code copied from a forum thread in March may be dead by July.
There is also the New Zealand context. Since the domestic online casino licensing regime took effect in 2026, Kiwi players have a clear split to weigh up: locally licensed brands with regulator-backed complaint pathways, and offshore crypto casinos like Rainbet with faster payouts but no local recourse. Neither choice is automatically wrong. But you should know which one you are making.
So the sequence that protects you is simple: read the terms, run the turnover maths, set a deposit limit, then decide whether the code is worth using at all.