• A company's employees (and their expertise) are often researched by customers, so it is important that key employees are paying attention to their LinkedIn profile.
• Company pages are a perfect spot to display content that the company and its employees have created
• Article claims that syncing Twitter with LinkedIn is against best practices, because LinkedIn is about quality rather than quantity.

From the article:

Maybe you think of LinkedIn as primarily an online resume, or a database of potential employees. Take it one step further — LinkedIn is rapidly emerging as a vehicle for demonstrating expertise and thought leadership, through displaying content that an individual has developed.

Before going further, let me say that...