[CmdletBinding(SupportsShouldProcess)]param(
    [Parameter(mandatory=$true, ValueFromPipeline=$true)]
    [szPackage]$InputObject,
    [szLogic]$logic = "and",
    [ScriptBlock]$CustomCondition,
    [string[]]$System = $null,
    [string[]]$Hostname = $null,
    [string[]]$Username = $null
)

process {
    $local:newCond = New-Object -Type 'szCondition'
    $newCond.custom = $CustomCondition
    $newCond.System = $System
    $newCond.Hostname = $Hostname
    $newCond.Username = $null
    $newCond.Logic = [szLogic]::and
    $InputObject.Condition += $newCond
    
    $InputObject
}