<li><i>recur_fee</i>: Including this fee implements per-customer custom pricing for this package, overriding package definition pricing
- <li><i>invoice_details</i>: Package invoice details (optionally, can include multiple lines of details separated by a newline)
+ <li><i>invoice_details</i>: Package invoice details (optionally, can include multiple lines of details separated by a vertical bar)
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<li><i>username</i> and <i>_password</i> are required if <i>pkgpart</i> is specified. (Extended and Extended plus company formats)