Hosting Networking SEM Viral 
Startup Lessons Learned
SEPTEMBER 22, 2008
I break the answer to that question down into three engines: Viral - this is the business model identified in the presentation as "Get Users." Here, the key metrics are Acquisition and Referral, combined into the now-famous viral coefficient. If the coefficient is > 1.0 , you generally have a viral hit on your hands.
Startup Lessons Learned
SEPTEMBER 18, 2008
On Facebook, viral distribution has proved decisive. Those companies who have learned to build apps that optimize the viral loop dominate in every category where they compete. If you sell an online service that solves a defined problem, you can compete in SEO or SEM. There are other models, in other distribution channels.
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mashable.com
MAY 28, 2010
3) Check the social network username site www.knowem.com to see who else is using something similar. Contact Us Submit News Contact Us Write for Us Spark of Genius Series Mashable | The Social Media Guide Business Mashable on Facebook Join Us! I have a couple of points and resources to add. And Good luck!
Up and Running
JULY 26, 2016
There are a number of other variables here like virality (the chances of a user referring another user), but I don’t want to overcomplicate things. Google AdWords or SEM (expensive). See Also: The Top 10 Tools for Tracking Your Web Metrics. Successful and failed experiments. With a nice “Can I email you about Slidebean?
Startup Lessons Learned
MARCH 13, 2009
If the viral coefficient is 0.9, Start with a five-dollar-a-day SEM campaign. Launching is about creating circles within circles (groups of people that connect) and social networking, word of mouth, and real-world advertising are all contributing factors. Pay attention to your fundamental driver of growth. before you launch.
Startup Lessons Learned
OCTOBER 7, 2008
On the web, we have many of these channels: SEM, SEO, world of mouth, PR and viral. For example, if any of the mobile ad networks gets major traction, they may become a dominant way that people discover new apps. Or if your lifetime value is high enough, you can just keep spending on SEM. My advice: dont launch big.
Duct Tape Marketing
MAY 4, 2016
I know, monster list posts are so last year, but I wanted to put together a resource that could be a bit of a guide as you navigate all of the various platforms, networks, and channels available today. Referral Marketing– This includes intentional word of mouth activities, viral tactics as well as intentional referral generation.
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