Is cold-calling an effective mlm lead strategy?

Well, no, because this is spamming and potential customers would never buy or join  a stranger. This goes back to the simple principle that customers buy based on trust which creates loyalty. This trust is gained from a created relationship that exists between the buyer and the seller. Building relationships is one of the main principles of attraction marketing. 7 free video boot-camp on attraction marketing http://katlegoo.magneticsponsoringonline.com/