Bitcoin mining this is the wallet address uses for ppls bitcoins to be sent to promising a profit return have u send 1 to 3k to start then asking for more money for taxes then u pay then ask for more for fees all payments in acorments of 1k to 5k or more a time with promises of a return of 50k to 100k or more then keep asking for transfer frees to recieved the money ect and never get a return or refund