They preach anti-money, but its not feasible or possible to live up to it. Having money implies you have a property right to the money, otherwise theres no reason for money to exist
I honestly can't tell what point you're trying to make here, are you saying that there isn't/wasn't money in Communist Russia or China?
By taking the person's cell phone, imprisoning the person and beating the key out of them, or just ransacking their apartment. Not that hard, especially if the person is careless