The below links are the best to read to get started with your account:
Click here to learn how to manage users
https://aimcataloging.zendesk.com/hc/en-us/categories/30872567154957-User-Management
Click here to learn how to install the mobile app for you and your team
https://aimcataloging.zendesk.com/hc/en-us/articles/30865026477709-How-to-Install-the-AIM-Mobile-Application
Click here to learn about cataloging options like custom fields and how to import a spreadsheet
https://aimcataloging.zendesk.com/hc/en-us/categories/30950494220557-Cataloging
Click here to learn about how to export data out of this tool
https://aimcataloging.zendesk.com/hc/en-us/categories/30950492952461-Exports