#Creating Custom Link Fields
Links field are the ones linked to another document type. For example, customer field is a link field in Sales Order. This field is linked to the Customer master.
You can insert Custom Link Field by following steps below.
####Step 1: Go to Customize Form
`Setup > Customize > Customize Form`
####Step 2: Select Form
In Customize Form, select Document Type (Quotation, Sales Order, Purchase Invoice Item etc.). Once fields are updated in the accompanying table below, open a field above the one you wish to insert your Custom Field. Then click on "Insert Above" to insert the new Custom Field.
####Step 4: Custom Field Values
To set field as Link, enter values as below.
1. Label: Desired label that user wishes to display in the form.
1. Type: Set as 'Link'
1. Name: Desired name for the field
1. Options: Enter the name of the Doctype to which the field is linked