Looking for logging into the Lightbox Sign Up Form site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Lightbox Sign Up Form site. After that you can login as usual with your login credentials.
https://optinmonster.com/3-reasons-lightbox-popups-capture-more-emails/
http://content.myemma.com/blog/how-to-use-lightbox-forms-the-right-way-to-capture-more-emails
https://help.aweber.com/hc/en-us/articles/204027876-How-do-I-trigger-a-lightbox-form-with-a-link-or-button-
https://support.e2ma.net/Resource_Center/Account_how-to/Customizing_your_lightbox_form
https://community.unbounce.com/t/i-need-to-create-a-pop-up-form-using-the-lightbox-effect/2409
https://mailchimp.com/help/add-a-pop-up-signup-form-to-your-website/
https://www.jotform.com/help/220-How-to-Create-a-Lightbox-Form
https://www.wonderplugin.com/wordpress-popup/
https://support.whatcounts.com/hc/en-us/articles/115002861166-Sign-Up-Form-Builder
https://help.campaignmonitor.com/add-signup-form-to-shopify
https://www.wordfly.com/using-lightbox/
https://www.123formbuilder.com/docs/lightbox/
https://www.theagentsofchange.com/signup-form/