Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
all claims filed or brought contrary to the dispute resolution section shall be considered improperly filed and a breach of these terms of service . 

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