Need help in powershell -- 2

I need help in powershell commands. the person should have deep knowledge of powershell. The project is not that long. I want the below command to search from list of [login to view URL] file and see if server exits and if it does not this command should send me email which i will tell $secpasswd = covert to -SecureString "" -AsplainText -Force $cred = new-Object [login to view URL] ($emailSmtpUser,$secpaswd) foreach ($item in $collection) # Search From Google {If (PC -eq True then Continue) (PC -eq False Send-MailMessage -From "Prabhjot <*@gmail>" -To "Prabhjot <*@gmail>" -Subject "This Computer is not Working" -Credential domain01\admin01 -UseSsl } $emailSmtpUser ="" $smtp = "[login to view URL]" $port = 587 $Sender = "" $Sent = "" $title = "Computer is not Working" $Path = "C:\[login to view URL] Company" Get-Content -Path C:\[login to view URL] [login to view URL] Send-MailMessage -From $Sender -To $Sent -Subject $title -Body $Body -SmtpServer $Smtp -Port $Port -UseSsl -Credential $Cred Your job is to write a PowerShell script that will check to make sure the servers you manage are operating correctly. If your script finds a server that is not functioning it needs to email you. Your script should be able to take multiple computer names from some source you decide. The source cannot be a manual source. You will need the port, smtp server, for the email account you are going to use. This information you will have to google for as it is different for every email provider. You will need to provide your username and password for the email account;