Configurations are necessary for working in commerce application.
For examples : To use Item section you have to add the 'Custom Field' & 'Specification'.
Follow this guide to configure basic requirements for commerce application.

1. For Custom Fields :  First of all you have to know about custom fields.   -What is Custom Fields :

   Commonly customer purchase online any product, who choose the product according choice, based on color or other . For e.g. A mobile(Model - IM001)  have some specific features. And this model is also available in different-different colors, that time customer can choose mobile based on color. This color can be custom field for this product.
   Try to understand it for maintaining records for business, surely nobody want to maintain the records for each product. If some products have same features in different different "colors or size". That time he maintain one record for product, & add its custom field for distinguish the item to identify at the time of online purchasing by customers.

   You have to click the commerce application menu & select the 'Configuration' sub menu :
   
   You get the page :
   
   
   

   You can 'Add Item Custom Field' using add button. It can also be edit & delete.
   
   Now you can feed the proper data &click to add :

   1. Name : Custom Field Name i.e. for any clothes like shirt color, it can be red, yellow, size can be 34, 35.
   2. Display Type : It can be of different-different type i.e. Line, Drop Down etc. This specified for 'Online Customers', at purchasing time they can select the values according their choice.
   3. Sequence Order : This is sequence order for displaying the custom field.
   

   4. Is Filterable : If it is checked, its mean item can be filtered based on their custom field. For Example : If any one's choice to look up for red color T-Shirt only then he can filter that item is according choice.
   5. Value : Mention the value of custom field.
   
   
   You will get the record i.e :
   

2. For Specification : First of all you have to know about specifications.
   

   - What is Specification :
   Commonly any customer purchasing online of any product, he/she found that product has some features about itself. For e.g. A mobile's feature i.e. 15 Mp Camera, 2.3 Quad Core Dragon Processor, 5.5”FHD Display & many more. This type of feature called specification for any product. It can be any for product according its type. i.e. Electronic, Furniture, Sports etc.
   Note : These are static for a particular product. If features are differ for other products, it means here two different products is getting talked about.
   You get the side bar menus on 'Configuration' Page :
   
   
   You have to click the 'Specification' side bar menu & get the specification page :
   
   
   Now you can add the specification. It can also be edit &delete.
   
   
   You can feed proper data & click to add.
   1. Name : Specification value name of item i.e. for example for T-shirt, it can be of type of Cotton, Woollan and Shoes can be type of sports, formal etc.
   2. Sequence Order : It is displaying order for specification in ascending for item.
   3. Is Filterable : If it is checked, its mean item can be filtered based on their specification. For Example : If any one's choice to look up for cotton type of T-Shirt only then he can filter that item is according choice.
   4. Is System : If it is checked, its mean it is system true.
   
   
   You will get the record, i.e.  :
   
   
   

3. For Terms & Condition :
   

   Every organization/ business firm have some personal norms & rules to doing business with the market. Specially it is used to sale & purchase of any services or products. So it can be added in this application for using of these terms & conditions, during creation of any sale or purchase orders & invoices documents.
   
   You have to click the 'Terms & Condition'  side bar menu & get the Terms & Condition' page :
   
    

   Now you can add the Terms & condition according per norms of your organization. It can be 'edit & delete " too.
   
   
   Please feed proper data according to organization firm
   1. Name : Default name of T&C .
   2. Content : Brief Introduction about terms & condition.
   3. Is Default For Quotation : If it is selected that means it is default for all quotation documents.
   4. Is Default For Sales Orders : If it is selected that mean it is default for all sales order documents.
   5. Is Default For Sales Invoice : If it is selected that mean it is default for all sales invoice documents.
   
   
   
   After successfully addition of TNC you will get the proper record of this :
   
   
   
4. For Shipping Rule :
   Every organization provide the services of transporting goods from one place to another place via transportation services i.e. by truck, by air & other transportation mediums. For this services some amount to be charged. this service is called 'Shipping' & charged amount called 'Shipping Charges'. It can be managed via this section.
   
   You have to click the 'Shipping Rule'  side bar menu & get the 'Shipping Rule' page :
   
   
   
   
   1. Country & States : Where your products are to be delivered, its related countries & its states should to be define for various type of shipping rule.
   2. Based On : Please define this to be applicable on any item which is to be placed in a order to be sold during online sale.
   -- It can categorized in three type:
   Quantity : Based On Item's Quantity.
   Amount : Based On Amount of Order.
   Weight : Based On Weight of Particular Item.
   
   After successfully addition of any shipping rule you will get record i.e.
   
   
   Now You have to Add Rules :
   When u click on "Rules", you will get page:
   
   & proceed for add the shipping rule.
   
   
   
   

   can be added shipping rules for general shipping charges or express shipping charge, if any organization wanna to provide this facility.
   You will get the record i.e.
   
   Thus you can manage this section.

5. Taxation System :
   Taxation : It refers to the practice of a government collecting money from its citizens or corporate entities to pay for public services. Without taxation, there would be no public libraries or parks or any public transport.
   So every organization/corporate entities pay tax to government for use the public services.
   This software is fully scalable to your needs, which means deploying and tackling the most complex tax processing.
   
   Taxation :
   For add tax list
   
   
   1. Name : Tax name will be applied to your organization during sales & purchases.
   2. Percentage : Tax Percentage Related Tax.
   
   
   You will get record, i.e. :
   
   
   Taxation Rule :
   Can be applied rules according tax for interpolate on different economic transaction.
   
   1. Name : Like an identifier to identify particular rule, 
   2. Priority : For interpolation of rule set the priorities.
   
   Add the rule list :
   
   
   

   Getting record & then add rules according your corporation norms :

   For state to state : If your organization trading with in same state, then apply "Vat Tax".
   For inter state : You have to apply "CST" Tax.
   

   NOTE : These tax & taxation rule applied to according countries & its related states. 'Vat' & 'CST' is not fixed.

   
   
   Mention details :
   
   
   
   Taxation Configuration :
   
   For configuration of tax that will be applied on shipping address & billing address or not.
6. For Payment Gateway : 
   It is an e-commerce application service provider service that authorizes credit card payments for those organization whose doing e-trade.
   It facilitates the transfer of information b/w a payment portal(i.e. your e-commerce web portal) and acquiring bank.
   Note : This 'xEpan service' (powered by XavocTechnocrats) support more than 35 payment gateways, so any payment gateway can be used to e-commerce web in among those of list which acquire by your organization.
   Those organization provide the facility of payment gateway system for e-commerce. They can update their payment gateways via using this update by just 'one' click.
   
   
   After updation of list you will get record i.e :
   
   
   
   
   So payment gateways info list can be edit or updated based on information. provided by payment gateway owners.
7. Layouts :
   You can arrange text or pictures to set out your documentation pages i.e. sale orders, purchase orders, quotation. purchase invoices, sales invoices.
   This layout is printing format for your documents, which is used to take the print out & send it to any of the clients(i.e. customers/suppliers) in format of pdf.
   
   A documentation picture here to describe document :
   
   Two section of this document, one is 'Basic Detail (Master)  Section' & another one   'Item/Product detail' section'.
   -In Layouts :
   
   Basic Detail (Master) Section :
   
   
   Item / Detail Section :
   
   Note : Some text to be written necessary in HTML code of this document layout.
   1. 
   2. 
   3. 
   To know about HTML you can click here .
   First Line should be written beforeword (an html tag) in source code .
    
   Second Line
   should be written afterword (an html tag) & beforeword (an html tag) in source code.
    
   Third Line
   should be written afterword (an html tag) in source code.
   To add these lines in code you have to click Tools > Source Code Options From Menu Bar of Detail Layout.
   
   
   
   
   
   
   After successfully set layout & updating source code, click on 'OK' to save layout.
8. Warehouse :
   

   A warehouse is a commercial building for storage of goods.

   You can use it to load and unload goods from any transportation medium . Stored goods can include any raw materials, packing materials, spare parts, components, or finished goods associated with agriculture, manufacturing and production.
   So you can manage the warehouse details. And based on warehouse details you can be easily analyze and check availability of item in stock.
   
   Click on Commerce > Configuration > Warehouse Management :
   You will get page :
   
   
   You can 'Add Warehouse Detail' using add button. It can also be edit & delete.
   
   
   

   Now you can feed the proper data & click to add to Save info:

   1. Name : Mention name to identify by production department.
   2. Address : Mention address with its detail including country, city, state and pin code.

   
   
   You will get the record, i.e.  :
   
   
   After successfully addition of Store Warehouse, You can check availability of items in stock . Go on  'Stock Item' .

9. Amount Standard For Bills & Invoices :
   This configuration is used to set the standard for rounding amount for calculate the total of invoices & bills.
   
   Click on Commerce > Configuration > Warehouse Management :
   You will get page :
   
   
   Here amount standard can be configured as None or Standard or Up or Down.
   For e.g. In any invoice or bill :
   Item quantity : 175
   Item / Product Rate : 44.45
   Bill amount will be : 7778.75
   If you choose None then invoice amount total will be treated as 7778.75.
   If you choose Standard then invoice amount total will be treated as 7778 in case of 7778.45 & 7779 in case of 7778.75.
   If you choose Up then invoice amount total will be treated as 7779 in case of 7778.45 or 7778.75 both.
   If you choose Down then invoice amount total will be treated as 7778 in case of 778.45 or 7778.75 both.
10. Unit :
    It is used to take measurement of any physical quantity and a standard amount of a physical quantity, such as length, mass, energy, etc, For example the second is a unit of time.
    
    For manage units & set their conversion standard click on Commerce > Configuration > Unit Conversion :
    You will get page :