[docs] new pages on doctype and markup

docs/user/buying/docs.user.buying.supplier.md

@@ -20,7 +20,15 @@ You can create a new Supplier via:
 
 > Tip: When you select a Supplier in any transaction, one Contact and Address gets pre-selected. This is the “Default Contact or Address”. So make sure you set your defaults correctly!
 
+### Integration with Accounts
 
+In ERPNext, there is a separate Account record for each Supplier, of Each company.
+
+When you create a new Supplier, ERPNext will automatically create an Account Ledger for the Supplier under “Accounts Receivable” in the Company set in the Supplier record. 
+
+> Advanced Tip: If you want to change the Account Group under which the Supplier Account is created, you can set it in the Company master.
+
+If you want to create an Account in another Company, just change the Company value and “Save” the Supplier again.
 
 
 > Buying > Contact > New Contact

docs/user/buying/docs.user.buying.supplier_type.md

@@ -3,9 +3,11 @@
 	"_label": "Supplier Type"
 }
 ---
+A supplier may be distinguished from a contractor or subcontractor, who commonly adds specialized input to deliverables. A supplier is also known as a vendor. There are different types of suppliers based on their goods and products. 
 
-Based on what the suppliers supply, they are classified into different categories called Supplier Type.
-There can be different types of suppliers. You can create your own category of Supplier Type.
+ERPNext allows you to create your own categories of suppliers. These categories are known as Supplier Type. For Example, if your suppliers are mainly pharmaceutical companies and FMCG distributors, You can create a new Type for them and name them accordingly.
+
+Based on what the suppliers supply, they are classified into different categories called Supplier Type. There can be different types of suppliers. You can create your own category of Supplier Type.
 
 > Buying > Supplier Type > New Supplier Type