A service is any social network account, such as Twitter, LinkedIn, Google Plus or blog that can be posted to and tracked. This also includes other services like keyword monitoring and Twitter Auto Retweets, Auto Replies, RSS Feeds and automated welcome messages.
A group is a collection of social media accounts which makes it easy to publish to multiple social networks, blogs or contacts at once. Groups can also be shared with team members so they can publish to your services without you needing to disclose your password for each of your accounts.
You can buy additional Team Members for your account at $39/mo each.
Send Social Media is a complete online marketing platform that also supports Email and SMS. With all plans, you can import as many contacts as you like. You can top up your credits and pay only when you actually send an Email or SMS campaign. Credits carry over from month to month and never expire.