Don't deposit or withdraw crypto directly to/from prediction market accounts! Transferring directly from any major exchange to a prediction market can easily trigger risk controls. If questioned, it’s usually due to violating gambling restrictions under the local KYC regulations. Correct approach: Binance -> Binance Wallet -> Polymarket, Kalshi Wrong approach: Binance -> Polymarket, Kalshi Currently, the largest prediction market on the BNB chain, Opinion, also requires you to first transfer to your Binance Wallet, then create a contract wallet within the platform before depositing funds and trading. This is definitely a way to avoid such issues.