Conversation so far:
Where was Matthew Boulton born?
CANNOTANSWER.
Where did he grow up?
the family moved to the Snow Hill area of Birmingham.
Did he have any siblings?
The Boultons had three daughters in the early 1750s, but all died in infancy.
What was his upbringing like?
At the age of 15 he left school.
Why did he leave school?
and by 17 he had invented a technique for inlaying enamels in buckles.
Was the invention successful?
that proved so popular that the buckles were exported to France.

Question: Can you tell me more about the success of the buckles?
Self-contained rewrite: Can you tell me more about the success of Matthew's technique for inlaying enamels the buckles?