Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
crowdtangle , inc. ( `` crowdtangle , '' `` we '' or `` us '' ) is a social analytic platform that helps publishers and media companies surface stories that matter , measure their social performance and identify influencers . 

```
. OPTIONS: ['Choice of law' 'None' 'Limitation of liability' 'Unilateral termination'
 'Unilateral change' 'Arbitration' 'Jurisdiction' 'Content removal'
 'Contract by using'].