1. In every company, there is a silent majority. You can't expect every employee to actively participate in writing blogs; instead, you need to identify the authoritative figures within your company.
2. There's no need to update every day, but it's important to ensure that senior management sets aside time to write blogs and sticks with it.
3. Actively engage in the blogosphere related to your business, pay more attention to the evaluations of your company and industry within the blogosphere, and initiate candid conversations.