Powershell Script Arguments

• https://www.red-gate.com/simple-talk/sysadmin/powershell/how-to-use-parameters-in-powershell/

function foo {
    param(
        [Parameter(Mandatory=$true)]  [String]$EmailTo   = "ToAddr@gmail.com",
        [Parameter(Mandatory=$true)]  [String]$EmailFrom = "FromAddr@gmail.com"
    )
}