Don't send funds from a hosted wallet or an exchange, you can lose them. Use only Web3 compatible wallets, as mentioned above, to make a transaction.
NOTE: If you want to participate in the presale with currencies other than BUSD or USDT, you can reach directly to our team through [email protected] with the amount and currency intended to contribute. Please, write on the email subject "RGP Presale". We will get back to you asap with the choices available.