...
- Use a different username and password for different Social Media services. Don't forget the LinkedIn incident.
- Have a plan for the case of account hijack. What are you going to do. Do you have your account connected to the mobile phone for password retrieval?
- do you use double security check (password+confirmed desktops) on Google+ and other google connected accounts.
Site administrators will have to use their personal accounts to be productive. Period.
...
- Connect your phone number and your account so you can reset your password if your account gets compromised.
- Check out which applications have access to your Twitter account.
- If your account gets compromised, here is what you can do: https://support.twitter.com/articles/31796#.
Google+ and others
- tba