Mr Gardiner is known as Steve Gardiner
In Pride and Prejudice, Mr Gardiner and Mrs Gardner live in London. They live in a part of London that is not especially fashionable, where successful tradespeople live. For this reason they are derided by Bingley's sisters.
The term that best describes the relationship between Mr. and Mrs. Fitzwilliam and Mr. and Mrs. Gardiner is "extended family." Mrs. Fitzwilliam is the sister of Mr. Gardiner and they share a family bond through their siblings' marriage.
Mr. Gardiner goes fishing with Mr. Darcy when he visits Pemberley with Elizabeth, which allows the two men to bond and for Mr. Gardiner to see Mr. Darcy in a different light. This leisurely activity helps to create a more amicable relationship between the two families.
he was a tradespeople
Mr Gardiner goes fishing at Pemberly with Darcy, he'd also read, hunt etc.
In the book, he went fishing, so I would think that was a likely thing he would do. Hunting birds was also popular with mr. Bennet, so it is likely that mr. Gardiner would do that as well.
The owner of the large estate at Derbyshire in "Pride and Prejudice" was Mr. Darcy.
They live in London, on Gracechurch Street.
In "Pride and Prejudice" by Jane Austen, Mr. and Mrs. Gardiner, who are the Bennet sisters' aunt and uncle, are the most helpful relatives. They provide guidance, support, and level-headed advice to the Bennet girls, particularly Elizabeth. Mr. Gardiner also helps Lydia and Wickham when they are in trouble.
After meeting Mr. Darcy, Mr. and Mrs. Gardiner were convinced he was in love with Elizabeth.
Mrs. Gardiner sent Elizabeth the details in a letter.
Elizabeth is with her aunt and uncle, Mr. and Mrs. Gardiner, when she surprises Darcy at Pemberley.