In addition to the CC (Creative Commons) License, you must follow these guidelines. As the CC License notes, you can use the tips on your Commercial site. You cannot however sell or publish the tips.

Premium Ning Tips

• You can use the premium tips on all Ning Networks you own.
• You do not have permission to give the premium tips to any other Network Owner.
• You do not have permission to sell the premium tips anywhere, for any reason.
• You do not have permission to publish the premium tips or to give away the premium tips.
• You do have permission to tweak the premium tips, and only for your Networks.
• You must give credit to JenSocial.com in all tips you use.

Free Ning Tips

• You can use the free tips on all Ning Networks you own.
• You do not have permission to give the free tips to any other Network Owner. You must send them to the original tip page on
  JenSocial.com.
• You do not have permission to sell the free tips anywhere, for any reason.
• You do not have permission to publish the free tips or to give away the premium tips.
• You do have permission to tweak the free tips, and only for your Networks.
• You must give credit to JenSocial.com in all tips you use.