Sorting the pile before anything is quoted
Australia works in English, so anything in your file that is not in English has to arrive with an English version beside it. The first job is dull and it saves the most time: spread every sheet out and split the pile in two. Papers already in English stay as they are. The rest go forward.
For a civil record made in this city, a clean copy comes from Nottingham Register Office, which issues certified copies of births, marriages and deaths from The Council House, Old Market Square, Nottingham NG1 2DT. A fresh copy costs little and means the signed sheet in your drawer never has to leave it.
One wording across the whole set
The gain from a single job is that the same term reads the same way in every file. A council named one way on your birth entry is named that way on the marriage entry too. When records go through in dribs and drabs, small wording shifts creep in, and a reader comparing two sheets has to stop and work out whether they mean the same body.
A certified translation into English in Nottingham is written from a scan and sent back as a scan first. Read the names and the dates at that stage, across the whole set at once. Catching one spelling early fixes it in five files instead of one.
The count, the speed and the signed sheet
Pricing runs at about £25 for each page of source paper, counted on sheets rather than words. Standard work takes 2–3 business days from a readable scan; the express lane closes in 24 hours. A big bundle does not slow that down much, because the sheets are shared out and worked in parallel.
At the end, an official English translation in Nottingham is issued with a signed certificate of accuracy covering the set. One statement can name every file in the job, so you are not left holding five near-identical sheets. That single page is what a reader looks at first, and a certified translation for Australia stands or falls on it.