You want traffic. You want leads. You want sales. Blogging can get all three of these for you. And, it can be done for free. If you really want to break through that plateau and generate massive leads, you need to commit to the long-term. This is not an overnight strategy.
Don’t spam – Quora isn’t a place to spam your sales, affiliate, or referral links. When writing answers, you should focus on helping the person who’s asking the question rather than on promoting yo.