Dynamic Text for Line Items
Dynamic text allows for you to place variables within your line items that help the process of giving context to your invoices, especially for recurring invoices that are highly automated.
Here's a list of the supported line item dynamic-text/shortcodes:
Date Based [si type="month"]
[si type="year"]
[si type="quarter"]
Context Based [si type="id"]
, [si type="invoice_id"]
or [si type="estimate_id"]
[si type="due"]
[si type="discount"]
Advanced Arguments Ability to offset date values, examples: [si type="month" offset="+1"]
[si type="month" offset="-3"]
[si type="year" offset="+1"]
[si type="quarter" offset="+3"]