so bizu sew MLM and pyramid scheme ayawkm mlm means multi level marketing it's kind of network marketing yhe malet ante productun or servicun ketetekemk behuala le leloch mouth promotion mesrat malet nw....pyramid scheme malet dmo temesasay nw ke MLM ga gn mileyew product mibal ngr yelewm just sew masgebat nw which is illegal for example CMV idk if u know it , it was pyramid scheme 2 wer erasu alkoyem sizega....be alemachn ly tlalk MLM miseru sewoch alu such as eric worrie ....so yhe kne perspective ena check kaderekut antsar nw enji ye etcare serategna hogne aydelem u can make ur own research