It is always best to know a little about everything in order to be an excellent Networker. When you first begin blogging, it is difficult to ascertain whether or not you are spending too much time blogging. You also need to spend time building links, doing out-sourcing work, building your social networks on Social Media sites, and making your presence known on YouTube.
Plus you need to learn basic sales techniques including cold calling, local promotions, Email Campaigns, Google AdSense and Pay Per Click. Plus email list, aside from marketing techniques, you also need a great team who work well together. A great team can help you to become truly successful. Start with what you know and are good at doing.
Then learn other Marketing skills so that you will not be confined to one small Niche. Learn a variety of skills. Know how to brand yourself. Study how to be a great leader that your team will respect. A high quality Network Marketing book will offer tips on how to manage your online time. Emails could require 1 or 2 hours per day. Your blog could require at least 3 published blog posts per week. You might want to create 2 YouTube Videos per week.