Advertisment: (the tools are not  for free - but they are very useful) At the beginning keep your Startup simple - to get easy attention from the people! You can buy one domain for your business and only do one business or you can buy many (level-top)domains and start to connect them for more traffic and sooner or later for a better income. Web-Tools helps you to have more traffic and more people who get´s interessed in your business(es). Social Medias needs a lot contacts and a lot work to archive something within. You also need backlinks,article-submission to other websites and many more Seo-Tools to get a high rank on the search-engines. It´s no secret that “google” is the most visit website online.   Every good idea must be get famous fast because otherwise it burns by   pirates. Or you use affiliate-marketing to get it viral on web. Some people will say that this page for example has got too much pictures. But you get either not a lot attention with almost no pictures on your homepages.