Enable and use Activity Logging in Dynamics 365 https://docs.microsoft.com/en-us/dynamics365/customer-engagement/admin/enable-use-comprehensive-auditing
Use Common Data Service for Apps analytics to view metrics about your online instance https://docs.microsoft.com/it-it/power-platform/admin/analytics-common-data-service
How to Install and View Organization Insights for Dynamics 365 https://www.powerobjects.com/2018/03/12/how-install-view-organization-insights-dynamics-365/
Password expiration policy for your users in Dynamics 365 https://support.office.com/en-us/article/set-the-password-expiration-policy-for-your-organization-0f54736f-eb22-414c-8273-498a0918678f
New trial options for Customer Engagement https://crmtipoftheday.com/1042/new-trial-sign-up-options-for-customer-engagement/
10 Data Export & Import Features in Dynamics CRM http://www.powerobjects.com/2015/09/18/10-data-export-and-import-redesign-features-in-dynamics-crm-online-2015-update-1/
How to import CRM Orgnization Using CRM SQL Server backup file https://arunpotti.wordpress.com/2015/04/29/how-to-import-crm-orgnization-using-crm-sql-server-backup-file/