Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
6.2 your access to the products may be occasionally restricted to allow for repairs , maintenance or the introduction of new facilities or products . 

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