Latest Reputation Received what does this mean?

[Robertking1123]

i was checking my profile. and seen that reputation thing. is that bad?

 

[Wii_Smurf]

If you make good posts people can give you good or Bag Reputation depending on your post. To Rep someone click the scales next to someones Online/Offline status

The 'Last Rep Received' box is to show the rep given to you....