1) Click on Your jobs on the left-hand side of the page

2) Choose which job you would like to extend (if the job is still online) or renew (if the job has expired) and click Renew

3) Choose how long you would like to advertise your job for and click Proceed to checkout

4) Select the billing address and click Use this address

5) Select a payment method, fill in the details, and click Continue

6) In the Review order step, you can add a purchase order number by clicking Add purchase order

7) Click Purchase now. Your job ad is now extended or reactivated on ResearchGate

8) An order confirmation email will be sent to the email address of the ResearchGate account.