We often define community managers as a team that is an integral part of your organization whether they are a part of your internal team or a dedicated outsourced group that works closely with you.
Brand Ambassadors and Pay-Per-Post bloggers on the other hand have a less formal relationship with your brand. Brand Ambassadors are strong advocates of your brand who you have a shorter term commitment with. Pay-Per-Post bloggers on the other hand are often used for one time programs.
We have created a chart that better illustrates the differences between these three groups of influencers.