Accessing additional idea categories You may extend your Membership to access additional categories at any time. Access to these categories will be activated as soon as we receive payment from you. Please contact membership@openad.net if you wish to add additional categories to your existing Membership package. Renewing Membership You can renew your Membership of OpenAd.net at any time during the actual Membership term or after your Membership has expired. However, please be aware that your Membership will only be extended after we have received payment. We therefore recommend that you renew in good time.