To use the GRE score reporting service to send your scores to institutions, follow these steps:

Step 1: Create an ETS Account
- Visit the official website of the Educational Testing Service (ETS) and create an account.
- Provide the required personal information, including your name, email address, and contact details.

Step 2: Register for the GRE
- Once you have created an ETS account, register for the GRE by selecting the test date, location, and test center.
- Pay the required registration fee using a valid credit or debit card.

Step 3: Choose Score Recipients
- After completing the GRE, you can select the institutions to which you want to send your scores.
- You can choose up to four recipients free of charge during the test day, or you can add recipients later for an additional fee.

Step 4: Access the Score Reporting Service
- Log in to your ETS account and access the score reporting service.
- Click on the "Send Additional Score Reports" option to proceed.

Step 5: Select Recipient Institutions
- Choose the institutions or programs from the available list to which you want to send your scores.
- You can search for institutions by name, country, or state.

Step 6: Pay for Additional Reports
- If you have exceeded the free score report limit or want to send scores to additional institutions, you will be prompted to make a payment.
- Use a valid credit or debit card to pay the required fee for each additional score report.

Step 7: Review and Confirm
- Review the selected recipient institutions and the total cost of the additional score reports.
- Make sure all the information is accurate before proceeding.

Step 8: Submit and Track
- Once you have reviewed and confirmed the score recipients, submit your request.
- You will receive a confirmation email from ETS, and you can track the progress of your score reports through your ETS account.

Step 9: Delivery of Score Reports
- The score reports will be sent electronically to the selected institutions.
- The delivery time may vary, but it typically takes around 10-15 days for the institutions to receive your scores.

Using the GRE score reporting service, you can conveniently send your scores to multiple institutions without the hassle of individually contacting each one. Ensure that you carefully review your score recipients and payment details before submitting your request.