diff --git a/SnipeitPS/Public/New-SnipeItAsset.ps1 b/SnipeitPS/Public/New-SnipeItAsset.ps1
index 9db73ec..aea04e8 100644
--- a/SnipeitPS/Public/New-SnipeItAsset.ps1
+++ b/SnipeitPS/Public/New-SnipeItAsset.ps1
@@ -106,7 +106,7 @@ function New-SnipeItAsset()
         [string]$purchase_cost,
 
         [parameter(mandatory = $false)]
-        [string]$purchase_date,
+        [datetime]$purchase_date,
 
         [parameter(mandatory = $false)]
         [int]$supplier_id,
@@ -127,6 +127,9 @@ function New-SnipeItAsset()
 
     $Values = . Get-ParameterValue $MyInvocation.MyCommand.Parameters
 
+    if ($values['purchase_date']) {
+        $values['purchase_date'] = $values['purchase_date'].ToString("yyyy-MM-dd")
+    }
 
     if ($customfields)
     {
diff --git a/SnipeitPS/Public/Remove-SnipeItAsset.ps1 b/SnipeitPS/Public/Remove-SnipeItAsset.ps1
index 3fe5f53..5526cc7 100644
--- a/SnipeitPS/Public/Remove-SnipeItAsset.ps1
+++ b/SnipeitPS/Public/Remove-SnipeItAsset.ps1
@@ -24,7 +24,7 @@ function Remove-SnipeItAsset ()
 
     Param(
     [parameter(mandatory = $true)]
-        [int]$ID,
+        [int]$id,
     [parameter(mandatory = $true)]
         [string]$URL,
     [parameter(mandatory = $true)]
@@ -35,7 +35,7 @@ function Remove-SnipeItAsset ()
     Test-SnipeItAlias -invocationName $MyInvocation.InvocationName -commandName $MyInvocation.MyCommand.Name
 
     $Values = @{
-        "ID"      = $Name
+        "ID"      = $id
     }
 
     $Body = $Values | ConvertTo-Json
diff --git a/SnipeitPS/Public/Remove-SnipeItAssetMaintenance.ps1 b/SnipeitPS/Public/Remove-SnipeItAssetMaintenance.ps1
index e64c941..0f5d57f 100644
--- a/SnipeitPS/Public/Remove-SnipeItAssetMaintenance.ps1
+++ b/SnipeitPS/Public/Remove-SnipeItAssetMaintenance.ps1
@@ -23,7 +23,7 @@ function Remove-SnipeItAssetMaintenance {
         # Asset maintenance ID
         [Parameter(Mandatory = $true)]
         [int]
-        $ID,
+        $id,
 
         # SnipeIt URL
         [Parameter(Mandatory = $true)]
@@ -39,7 +39,7 @@ function Remove-SnipeItAssetMaintenance {
     Test-SnipeItAlias -invocationName $MyInvocation.InvocationName -commandName $MyInvocation.MyCommand.Name
 
     $Values = @{
-        "ID"      = $ID
+        "ID"      = $id
     }
 
     $Body = $Values | ConvertTo-Json
diff --git a/SnipeitPS/Public/Remove-SnipeItUser.ps1 b/SnipeitPS/Public/Remove-SnipeItUser.ps1
index b6f64cf..2fae0cf 100644
--- a/SnipeitPS/Public/Remove-SnipeItUser.ps1
+++ b/SnipeitPS/Public/Remove-SnipeItUser.ps1
@@ -25,7 +25,7 @@ function Remove-SnipeItUser ()
 
     Param(
     [parameter(mandatory = $true)]
-        [string]$ID,
+        [int]$id,
     [parameter(mandatory = $true)]
         [string]$URL,
     [parameter(mandatory = $true)]
@@ -36,7 +36,7 @@ function Remove-SnipeItUser ()
     Test-SnipeItAlias -invocationName $MyInvocation.InvocationName -commandName $MyInvocation.MyCommand.Name
 
     $Values = @{
-        "ID"      = $ID
+        "ID"      = $id
     }
 
     $Body = $Values | ConvertTo-Json
diff --git a/SnipeitPS/Public/Set-SnipeItAsset.ps1 b/SnipeitPS/Public/Set-SnipeItAsset.ps1
index fb3d6cf..722086d 100644
--- a/SnipeitPS/Public/Set-SnipeItAsset.ps1
+++ b/SnipeitPS/Public/Set-SnipeItAsset.ps1
@@ -79,9 +79,9 @@ function Set-SnipeItAsset()
 
         [string]$Name,
 
-        [string]$Status_id,
+        [int]$status_id,
 
-        [string]$Model_id,
+        [int]$model_id,
 
         [DateTime]$last_checkout,
 
@@ -97,7 +97,7 @@ function Set-SnipeItAsset()
 
         [double]$purchase_cost,
 
-        [DateTime]$purchase_date,
+        [datetime]$purchase_date,
 
         [bool]$requestable,
 
@@ -118,7 +118,9 @@ function Set-SnipeItAsset()
 
     $Values = . Get-ParameterValue $MyInvocation.MyCommand.Parameters
 
-    if ($model_id) { $Values.Add('model_id',$model_id)}
+    if ($values['purchase_date']) {
+        $values['purchase_date'] = $values['purchase_date'].ToString("yyyy-MM-dd")
+    }
 
     if ($customfields)
     {
diff --git a/SnipeitPS/Public/Set-SnipeItComponents.ps1 b/SnipeitPS/Public/Set-SnipeItComponents.ps1
index 03da9ad..bb96414 100644
--- a/SnipeitPS/Public/Set-SnipeItComponents.ps1
+++ b/SnipeitPS/Public/Set-SnipeItComponents.ps1
@@ -47,10 +47,10 @@ function Set-SnipeItComponent()
 
     Param(
         [parameter(mandatory = $true)]
-        [string]$id,
+        [int]$id,
 
         [parameter(mandatory = $true)]
-        [string]$qty,
+        [int]$qty,
 
         [string]$name,
 
diff --git a/docs/New-SnipeItAsset.md b/docs/New-SnipeItAsset.md
index d4057f8..a9ebd08 100644
--- a/docs/New-SnipeItAsset.md
+++ b/docs/New-SnipeItAsset.md
@@ -15,9 +15,9 @@ Add a new Asset to Snipe-it asset system
 ```
 New-SnipeItAsset [-status_id] <Int32> [-model_id] <Int32> [[-name] <String>] [[-asset_tag] <String>]
  [[-serial] <String>] [[-company_id] <Int32>] [[-order_number] <String>] [[-notes] <String>]
- [[-warranty_months] <Int32>] [[-purchase_cost] <String>] [[-purchase_date] <String>] [[-supplier_id] <Int32>]
- [[-rtd_location_id] <Int32>] [-url] <String> [-apiKey] <String> [[-customfields] <Hashtable>] [-WhatIf]
- [-Confirm] [<CommonParameters>]
+ [[-warranty_months] <Int32>] [[-purchase_cost] <String>] [[-purchase_date] <DateTime>]
+ [[-supplier_id] <Int32>] [[-rtd_location_id] <Int32>] [-url] <String> [-apiKey] <String>
+ [[-customfields] <Hashtable>] [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
 ## DESCRIPTION
@@ -188,7 +188,7 @@ Accept wildcard characters: False
 Optional Purchase cost of the Asset
 
 ```yaml
-Type: String
+Type: DateTime
 Parameter Sets: (All)
 Aliases:
 
diff --git a/docs/Remove-SnipeItAsset.md b/docs/Remove-SnipeItAsset.md
index a79edcc..fca301d 100644
--- a/docs/Remove-SnipeItAsset.md
+++ b/docs/Remove-SnipeItAsset.md
@@ -13,7 +13,7 @@ Removes Asset from Snipe-it asset system
 ## SYNTAX
 
 ```
-Remove-SnipeItAsset [-ID] <Int32> [-URL] <String> [-APIKey] <String> [-WhatIf] [-Confirm] [<CommonParameters>]
+Remove-SnipeItAsset [-id] <Int32> [-URL] <String> [-APIKey] <String> [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
 ## DESCRIPTION
@@ -43,7 +43,7 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
-### -ID
+### -id
 Unique ID For Asset to be removed
 
 ```yaml
diff --git a/docs/Remove-SnipeItUser.md b/docs/Remove-SnipeItUser.md
index 22d52a1..c557202 100644
--- a/docs/Remove-SnipeItUser.md
+++ b/docs/Remove-SnipeItUser.md
@@ -13,7 +13,7 @@ Removes User from Snipe-it asset system
 ## SYNTAX
 
 ```
-Remove-SnipeItUser [-ID] <String> [-URL] <String> [-APIKey] <String> [-WhatIf] [-Confirm] [<CommonParameters>]
+Remove-SnipeItUser [-id] <Int32> [-URL] <String> [-APIKey] <String> [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
 ## DESCRIPTION
@@ -43,17 +43,17 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
-### -ID
+### -id
 Unique ID For User to be removed
 
 ```yaml
-Type: String
+Type: Int32
 Parameter Sets: (All)
 Aliases:
 
 Required: True
 Position: 1
-Default value: None
+Default value: 0
 Accept pipeline input: False
 Accept wildcard characters: False
 ```
diff --git a/docs/Set-SnipeItAsset.md b/docs/Set-SnipeItAsset.md
index d199e77..626bcf2 100644
--- a/docs/Set-SnipeItAsset.md
+++ b/docs/Set-SnipeItAsset.md
@@ -13,7 +13,7 @@ Update a specific Asset in the Snipe-it asset system
 ## SYNTAX
 
 ```
-Set-SnipeItAsset [-id] <Int32> [[-Name] <String>] [[-Status_id] <String>] [[-Model_id] <String>]
+Set-SnipeItAsset [-id] <Int32> [[-Name] <String>] [[-status_id] <Int32>] [[-model_id] <Int32>]
  [[-last_checkout] <DateTime>] [[-assigned_to] <Int32>] [[-company_id] <Int32>] [[-serial] <String>]
  [[-order_number] <String>] [[-warranty_months] <Int32>] [[-purchase_cost] <Double>]
  [[-purchase_date] <DateTime>] [[-requestable] <Boolean>] [[-archived] <Boolean>] [[-rtd_location_id] <Int32>]
@@ -143,17 +143,17 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
-### -Model_id
+### -model_id
 Model ID of the asset, this can be got using Get-Model
 
 ```yaml
-Type: String
+Type: Int32
 Parameter Sets: (All)
 Aliases:
 
 Required: False
 Position: 4
-Default value: None
+Default value: 0
 Accept pipeline input: False
 Accept wildcard characters: False
 ```
@@ -263,17 +263,17 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
-### -Status_id
+### -status_id
 Status ID of the asset, this can be got using Get-Status
 
 ```yaml
-Type: String
+Type: Int32
 Parameter Sets: (All)
 Aliases:
 
 Required: False
 Position: 3
-Default value: None
+Default value: 0
 Accept pipeline input: False
 Accept wildcard characters: False
 ```
diff --git a/docs/Set-SnipeItComponent.md b/docs/Set-SnipeItComponent.md
index 13aeb56..6ccc875 100644
--- a/docs/Set-SnipeItComponent.md
+++ b/docs/Set-SnipeItComponent.md
@@ -13,7 +13,7 @@ Updates component
 ## SYNTAX
 
 ```
-Set-SnipeItComponent [-id] <String> [-qty] <String> [[-name] <String>] [[-company_id] <Int32>]
+Set-SnipeItComponent [-id] <Int32> [-qty] <Int32> [[-name] <String>] [[-company_id] <Int32>]
  [[-location_id] <Int32>] [[-purchase_date] <DateTime>] [[-purchase_cost] <Single>] [-url] <String>
  [-apiKey] <String> [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
@@ -64,13 +64,13 @@ Accept wildcard characters: False
 ID number of  name
 
 ```yaml
-Type: String
+Type: Int32
 Parameter Sets: (All)
 Aliases:
 
 Required: True
 Position: 1
-Default value: None
+Default value: 0
 Accept pipeline input: False
 Accept wildcard characters: False
 ```
@@ -139,13 +139,13 @@ Accept wildcard characters: False
 Quantity of the components you have
 
 ```yaml
-Type: String
+Type: Int32
 Parameter Sets: (All)
 Aliases:
 
 Required: True
 Position: 2
-Default value: None
+Default value: 0
 Accept pipeline input: False
 Accept wildcard characters: False
 ```