diff --git a/docs/en/01_Getting_Set_Up/03_Troubleshooting.md b/docs/en/01_Getting_Set_Up/03_Troubleshooting.md
index ed758d6c0..edb85900c 100644
--- a/docs/en/01_Getting_Set_Up/03_Troubleshooting.md
+++ b/docs/en/01_Getting_Set_Up/03_Troubleshooting.md
@@ -36,6 +36,18 @@ SilverShop\ORM\FieldType\ShopCurrency:
 
 then run `dev/build`
 
+## Currencies are shown as simple number or with wrong decimal separator in GridFields
+
+If you changed `summary_fields` of Product or Variation in one of your extensions, you need to make sure, that you tell the GridField to use `.Nice` for it. Example:
+
+```php
+    private static $summary_fields = [
+        'Price.Nice' => 'Price',
+        'AdditionalPrice.Nice' => 'AdditionalPrice', # some custom price field
+    ];
+
+```
+
 ## I can't get payments to work? eg: PayPal, PaymentExpress, Other..
 
 see [payment](06_Payment.md)
@@ -49,7 +61,7 @@ The default shop module provides a few shipping [modifiers](../03_How_It_Works/O
 Follow the [Silverstripe internationalisation guide](http://docs.silverstripe.org/en/developer_guides/i18n/)
 
 
-The translation of the silvershop module is being done via Transifex. You can see the current translation progress on: [www.transifex.com/silvershop/silverstripe-shop](https://www.transifex.com/silvershop/silverstripe-shop). 
+The translation of the silvershop module is being done via Transifex. You can see the current translation progress on: [www.transifex.com/silvershop/silverstripe-shop](https://www.transifex.com/silvershop/silverstripe-shop).
 If your language isn't translated yet, we welcome your contribution on transifex! Just click the **"Help Translate "SilverShop"** button to get started.
 
 
diff --git a/docs/en/01_Getting_Set_Up/07_Internationalisation.md b/docs/en/01_Getting_Set_Up/07_Internationalisation.md
new file mode 100644
index 000000000..06f974d57
--- /dev/null
+++ b/docs/en/01_Getting_Set_Up/07_Internationalisation.md
@@ -0,0 +1,19 @@
+# Internationalsiation i18n
+
+## Setting different currency, decimal and thousand separators
+
+You can set the currency, decimal and thousand separators in your config.yml file.
+
+```yaml
+SilverShop\Extension\ShopConfigExtension:
+    base_currency: 'EUR'
+SilverShop\ORM\FieldType\ShopCurrency:
+  decimal_delimiter: ','
+  thousand_delimiter: '.'
+  # european style currencies, e.g. 45,00 € instead of €45,00
+  append_symbol: true
+  ```
+
+## Currencies are shown as simple number or with wrong decimal separator in GridFields
+
+See [Troubleshooting](03_Troubleshooting.md#currencies-are-shown-as-simple-number-or-with-wrong-decimal-separator-in-gridfields) for more information.
diff --git a/docs/en/index.md b/docs/en/index.md
index fe721089d..f04b77a65 100644
--- a/docs/en/index.md
+++ b/docs/en/index.md
@@ -3,7 +3,7 @@ Add it as a shop component of a website, or use as a full ecommerce website solu
 
 Customisation is left to the developer, similar to how the SilverStripe CMS is customised.
 There is little in the way of online web-interface based configuration, tweaking and setup.
-This has been left for the store owner to collaborate with their developer. 
+This has been left for the store owner to collaborate with their developer.
 
 ## [Getting Set Up](01_Getting_Set_Up/index.md) < Start Here
 
@@ -13,7 +13,7 @@ This has been left for the store owner to collaborate with their developer.
 * [Payment](01_Getting_Set_Up/06_Payment.md)
 * [Bulk loading products from a CSV spreadsheet](01_Getting_Set_Up/Bulk_Loading.md)
 * [Shipping](01_Getting_Set_Up/04_Shipping.md) and [Tax](01_Getting_Set_Up/05_Tax.md) Calculation
-
+* [Internationalsiation i18n](01_Getting_Set_Up/07_Internationalisation.md)
 ## [Customisation](02_Customisation/index.md)
 
 * [Emails](02_Customisation/Emails.md)
@@ -23,7 +23,7 @@ This has been left for the store owner to collaborate with their developer.
 * [Hooks](02_Customisation/Hooks.md)
 * [Recipes](02_Customisation/01_Recipes) - how do build in various features.
 * [Migrating To Silverstripe](02_Customisation/Migrating_To_SilverStripe.md)
-* [Contributing](02_Customisation/Contributing.md) - get involved with development.  
+* [Contributing](02_Customisation/Contributing.md) - get involved with development.
  * [Testing](02_Customisation/Testing.md) - infrastructure / instructions
 
 
@@ -38,9 +38,9 @@ This has been left for the store owner to collaborate with their developer.
 * [Shopping Cart](03_How_It_Works/Shopping_Cart.md)
 * [Development](03_How_It_Works/Development.md) - Mission/aim, Coding style/conventions, Release process
 * [Glossary](03_How_It_Works/Glossary.md)
- 
+
 ## External Links
 
 * [Demo](http://demo.ss-shop.org/)
 * [Project Homepage](http://ss-shop.org/)
-* [Forum](https://www.silverstripe.org/community/forums/e-commerce-modules/)
\ No newline at end of file
+* [Forum](https://www.silverstripe.org/community/forums/e-commerce-modules/)