When you download the MSI from your LogMeIn account it already has all your account info built-in therefore no need to put your email and password in your command line.
my command line was:
ms… Read More
For LogmeInSilent I used the following...
Run Parameters: /i
Full Command Line: logmein.msi /q ACCOUNTEMAILfirstname.lastname@example.org USERPASSWORD=PalmerHolland! USERVERIFYPWD=PalmerHoll… Read More