Change the scale of measurement and they become completely unreliable.

Of course politicians would like to do away with juries as they are completely unreliable and don't follow the prevailing political line.

The information was so flawed it is completely unreliable as a management tool.

What you happen to think about yourself is completely unreliable and irrelevant.

My memories of the next few minutes are completely unreliable.

It had brought home to him with devastating clarity how completely unreliable most guns were.

It's no secret that older maps were inaccurate, or completely unreliable.

With a good night's sleep she was back to normal- except that her Gift was completely unreliable.

The man was later revealed to be a completely unreliable drug addict.

She worked at various minimum-wage jobs, and proved to be completely unreliable.