Rerad the article located at;
This one may require some background research on your part, but it's well worth the read and I give it critical support.
Also, critical to clear understanding is the real understanding of communism. Please follow the link to an online presentation of the Communist Manifesto here.
Bear in mind that this has come from a long tradition of revolutionary philosophy, such as the idealist Hegel, that MArx and Engels crystailized into dialectical materialism. Read, learn and disseminate. Recruit, recruit, recruit!