For and against

Advantages and disadvantages of mobile phones:

Nowadays, mobile phones are a controversial topic among teachers and parents.

One of the advantages is that mobile phones provide us security.
Another advantage is that mobile phones help us in learning a lot.

However, using mobile phones while we are driving is dangerous and, another argument against is that mobile phones distract our attention.
Nevertheless, mobile phones cause stress.

To sum up, I think that, in general, mobile phones are beneficial for us because they have more advantages than disadvantages.