optional *

Any of them can be left out as they are optional.

If there is an optional practice, they never go out.

It can be very difficult to find, and is optional.

We also asked people to give a reason, though this was optional.

In others, they may be optional for an additional cost.

As of June 2012, a data plan for the phone is optional.

For whatever reason, it seemed that good behavior was optional.

This part was optional, but it added to the effect.

The form is optional and you do not have to complete it.

You can use the optional method only five times in your life.

This station is an optional stop for all of them.

All this from a woman who grew up in a family where school was optional?

They are all optional, but several of them add information to the overall story.

The dog is optional, but there are five things you really should have in your home office.

The percentage of students going on to optional middle school the same year was more than 99 percent.

The price of the optional device has not been set.

There is one optional step you can consider at this point.

Some villages provide their own police and other optional services.

Year 10 students study three optional subjects of their choice.

He is optional to fight because you can avoid him.

Usually only the first 4 are needed, the fifth is optional.

Many must be resolved, but a good deal of them are optional.

As before, the 3-speed automatic was optional in every model.

"What gives are the optional services that make a town a nice place to live."

Both the month and year must be given; the day date is optional.