### Security & Best Practices

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Secure Your Wallets: Keep private keys secure and restrict access to the `.env` file. Consider hardware wallets for large volumes.
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Monitor Network Fees: Blockchain fees can fluctuate. Adjust minimum fees and limits to avoid unexpected losses.
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Test on Testnets: Always test your configuration on testnet before deploying to mainnet. Use testnet faucets for test tokens.
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Fund Master Wallets: Ensure each blockchain's master wallet has sufficient native tokens for transaction fees.
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Regular Backups: Backup your environment configuration and wallet data regularly.
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Multi-Chain Strategy: When integrating multiple blockchains, ensure each has proper funding and monitoring.