Here you are with Microsoft certified Lync & Office 365 expert who is working on Lync / Exchange from the last 16 years. I & my team has completed 150+ Office 365 / Exchange / Lync / Skype for Business deployments & migrations which involved Office 365 IMAP, cutover, hybrid & staged migrations. Office 365 setup with Azure AD connect, ADFS, SSO & large unified messaging deployments and migrations.
I am available on skype, please share your skype id to take it forward.
Regards,
Manoj Kumar, PMP
MCSE - Messaging, MCSA - Office365
Cubic Logics India