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In the Company field, select a subcontractor, an individual or legal entity, for whom the invoice is created. Select it from the Companies list.
The Contract field is filled automatically for the selected company with the default contract. If necessary, you can select the specific contract related to subcontractor processing from the Company's Contracts list (to open the list, select Show all in the drop-down list).
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In the Entity field, select the legal entity of your company for which this document is being prepared. The Entity field is available if the Multi-Company Accounting option is selected on the Administration > Settings > General Settings form. The default entity for all users can be selected on the General Settings form. Also, you can specify your personal default entity, for details refer to Personal Settings.
The Basis field is filled automatically, if the invoice is based on a document of the following types: Goods Dispatch Note or Purchase Order. If needed, you can manually select the basis document from the list of the selected company's documents (for this, click Show all from the drop-down list). Once the basis document is selected, the data is copied to this invoice. If, after you edited the invoice, you want to cancel the edits, click the Fill in button – the details from the basis document will be copied to the invoice.
The Warehouse field is required, if the Multiple Warehouses option is selected on the Administration > Settings > Purchasing and Warehouses form. In this field, you can select the warehouse from which the items should be transferred. If you need to add items from different warehouses, you can move the Warehouse field from the Main tab as a column to the table on the Inventory tab. For this, use the Settings button on the toolbar (for more information, see Document Toolbar).
The Cell field is available if the Enable Bin Locations option is selected on the Administration > Settings > Purchasing and Warehouses form and if the Cellular option is selected for this particular warehouse. Select the cell in the warehouse structure which stores the items. If you need to add items from different cells, you can move the Cell field to the Inventory tab where it will appear as a table column. For this, use the Settings button on the toolbar (for more information, see Document Toolbar).
The Order field is populated automatically if the invoice is based on the potential partner (or Lead) order. You can link the invoice to an order manually; for this, click the arrow button in the field, then click Show all. The list of customer orders appears; only the orders for the same contract are shown in the list. If you need to copy the details from the order to this invoice, click the Fill by Order ( 
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The currency of the invoice is defined according to the selected contract. To select other currency, select another contract, or create a new one, if necessary. To learn more about contracts, see Company Contracts.
Notice the hyperlink below the Warehouse field – AED* Wholesale Price on the screenshot above (can be different in your document). By clicking the hyperlink, you can open the Prices and Currency dialog box and apply a discount (markup), change the price-related settings for the invoice. For more details, refer to The Prices and Currency dialog box.
The document totals
At the bottom of the form, the Discount fields show the percent of discount applied to the document amount (prices) and the total discount amount calculated on the manual discounts.
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Note. All the amounts are shown in the document currency.
The toolbar buttons
After filling out the tab, click the Save button to save your work. After filling out all the tabs, click Post to save and post the document without closing it or Post and close to save, post, and close the document.
Use the Settings button to invoke the Document Settings dialog box that can be used to move the Warehouse field or other fields from the document header (the Main tab) as columns to the table on the Inventory and Services tab or back.
The Document Settings dialog box
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For other button descriptions, see Document Toolbar.