I recently sent two letters to America, I myself from Russia. There is a return address on the envelopes, but even if they want to send me a return letter with an autograph, then for what means will it be sent? Or will I have to pay for the receipt letter myself? Please tell me how it happens, I'm w...

Hello everyone! I'm from Russia, I recently sent two letters to the actors asking for an autogrof, but now I'm thinking about how the return letters will be sent to me? (if at all)
Will I have to pay on receipt, or should I have invested in an envelope when I sent it? Tell me, please...

Hello everyone!

Does Robert Downey Jr. still signs fan mail?

Thanks for you help!

Is this address still relevant?