To sign up for an account on JIJI.SG, simply click on "Sign up" located on the top right corner of the website. Then select "create one here" and fill in your personal information as required and choose your desired login details and hit the "Create an account" button. Your account will then be created, and you can start browsing and shopping on JIJI.SG.

You can also choose to sign up using your Facebook or Google account.