Order number in Mail subject

-- HikaShop version -- : 2.6.0

Hi

How do i add the order number too the subject of the mail that i get when someone buys from my website ?
Right now all mails get bundled together by gmail.

I use The Essential edition og HikaShop

Regards
Picht

Hi,

Here is a thread talking about that:
www.hikashop.com/forum/2-general-talk-ab...he-subject-line.html