online money promotions scammers

Dad he or he is doing money promotion, that I should bring 50 Ghana cedi and take 100 Ghana cedis, and she even said if I do not believe her he can send me some short videos or pictures to make me sleep because people already receive it and they thank her. and when I check her start with those people here only post are the same people you post in the next 3 days to add your contacts and see adapt to be chatting with them due to that I get to know that is scammer