If you don't see the sign-in button, Verify When you've got any pending notifications from the process tray (the area close to the clock on your taskbar). You may see a Groups icon with a purple dot or an exclamation mark. Choose it to open up the signal-in window. https://sethmwyzv.vidublog.com/34813555/what-you-need-to-exhibit-and-how-to-exhibit-at-ifema-madrid-an-overview