# Queue-it Help Center > How can we help you? ## Core concepts - [How to log in to the GO Platform](https://helpcenter.queue-it.net/en/articles/600284-how-to-log-in-to-the-go-platform.md): This article guides the user how to login to the Queue-it GO Platform using password authentication or Single Sign-On \(SSO\) ## Queue-it visitors - [I encountered an error or technical issue during my purchase and/or never received a purchase confirmation. Can you help?](https://helpcenter.queue-it.net/en/articles/600347-i-encountered-an-error-or-technical-issue-during-my-purchase-and-or-never-received-a-purchase-confirmation-can-you-help.md) - [Do I lose my place in line if my mobile phone is in sleep mode?](https://helpcenter.queue-it.net/en/articles/600362-do-i-lose-my-place-in-line-if-my-mobile-phone-is-in-sleep-mode.md) - [What does it mean when a waiting room is paused?](https://helpcenter.queue-it.net/en/articles/600366-what-does-it-mean-when-a-waiting-room-is-paused.md) - [How is it possible that my expected time of arrival to the website changes?](https://helpcenter.queue-it.net/en/articles/600370-how-is-it-possible-that-my-expected-time-of-arrival-to-the-website-changes.md) - [What happens if I miss my turn?](https://helpcenter.queue-it.net/en/articles/600374-what-happens-if-i-miss-my-turn.md) - [What happens when it is my turn?](https://helpcenter.queue-it.net/en/articles/600376-what-happens-when-it-is-my-turn.md) - [What happens when I arrive before the queue is open/active?](https://helpcenter.queue-it.net/en/articles/600377-what-happens-when-i-arrive-before-the-queue-is-open-active.md) - [The Queue-it queue page shows it is my turn, but I can only see a blank page and got redirected to the waiting room again. What has happened?](https://helpcenter.queue-it.net/en/articles/600383-the-queue-it-queue-page-shows-it-is-my-turn-but-i-can-only-see-a-blank-page-and-got-redirected-to-the-waiting-room-again-what-has-happened.md) - [My queue page shows “The waiting room has ended”. What does it mean?](https://helpcenter.queue-it.net/en/articles/600385-my-queue-page-shows-the-waiting-room-has-ended-what-does-it-mean.md) - [Why do I end up in the queue over and over again?](https://helpcenter.queue-it.net/en/articles/600387-why-do-i-end-up-in-the-queue-over-and-over-again.md) - [How can I transfer my place in the queue to another device?](https://helpcenter.queue-it.net/en/articles/568032-how-can-i-transfer-my-place-in-the-queue-to-another-device.md)