They may well not profit today, or tomorrow, but when they are able to create a groundswell of interest from something free, they understand they'll benefit "soon as well as for the remainder of the lives" (with apologies to "Casablanca"). My friends, patience. Eyeballs then see other desirable things that you're selling, and, presto! Cash is earned by you. Eyeballs bring valuable e-mail addresses, advertising revenue, and e commerce sales opportunities.
Viruses only spread when they are not difficult to transmit. The medium that carries your marketing message should not be difficult to transfer and replicate: e- email, site, software, graphic download. Viral marketing works famously on the Internet because instant communication is now economical and so simple. From a marketing perspective, you have to simplify your marketing message therefore it could be transmitted easily and without degradation. Brief is better. The classic is: "Get your private, free e-mail at hotmailcom." The message is compelling, compressed, and reproduced in the base of each and every free e-mail message