Optional

Wearing a helmet when you ride your bike is optional, but it's a good idea to protect your head.

The extra credit project is optional, but it can boost your grade.

Homework is optional, but it can help you practice what you learned in class.

The tour guide offers optional excursions for the group.

The use of a helmet is optional while biking in this city.

Submitting a photo is optional for the job application.

Adding a profile picture is optional on the social media platform.

You can add extra cheese to your pizza for an optional fee.

The hotel offers optional room service for an additional fee.

Wearing a tie is optional for the company dress code.

Attending the after-party is optional for the conference attendees.

The guests have optional activities to participate in the resort.

The software has optional settings for customization.

The president has the optional power to veto a bill.

The tour guide offers optional tips on how to take better photos during the tour.

You may opt for optional courses to complete your degree requirements.

The optional excursions include a trip to the wildlife sanctuary and a visit to the local market.

The hat is optional, but it can protect you from the sun.

Providing your phone number is optional on the registration form.

The optional question in the exam is worth extra credit if answered correctly.

The dress code is optional for the party, wear what you feel comfortable in.

You can include your email address as optional in the application form.

The dessert is optional, you can skip it if you want.

The premium version of the app offers optional features such as ad-free experience and more filters.

You can take the stairs or the elevator, the elevator is optional.

Ordering extra cheese on your pizza is optional and will cost an additional fee.

Wearing a helmet is optional when riding a bicycle, but it is recommended for safety.

Wearing a tie is optional for men at the company.

The final exam is optional and can replace your lowest test grade.

Adding salt to the dish is optional, depending on your preference.

Joining the sports team is optional, but it's a great opportunity.

The resort has an optional upgrade to a larger room.

Turning off your phone during the movie is optional, but polite.

The course has an optional reading list for further study.

The company provides optional training sessions for new employees.

The car dealership provides optional GPS navigation for the vehicle.

Attending the after-party is optional, but encouraged.

The software has optional plugins for added functionality.

The conference includes an optional tour of the city.

Having dessert after dinner is optional, but available.

Wearing a tie is optional for men at this event.

The jacket comes with an optional hood attachment.

The movie theater offers optional 3D glasses for an extra fee.

The hotel offers optional room service for an additional charge.

Wearing a uniform is optional for students at this school.

The use of a calculator is optional in this math test.

The optional upgrade includes a larger screen and more memory storage.

The attendance of the meeting is optional for members.

The extra credit assignment is optional for students who want to improve their grade.

Attending the after-party is optional, but it's a great opportunity to network.