Yes, there might be some good ones out there. You can start by checking fanfiction websites like FanFiction.net or Archive of Our Own. Just search for 'tuff puppy kitty x dudley' on their search bars and you'll likely find a variety of stories written by different fans.
One common theme could be friendship. Despite their differences, Dudley and Kitty could be shown forming a strong bond. Another might be adventure, where they go on exciting journeys together.
Yes, there are quite a few. You can start by looking on fanfiction websites. Some might focus on the adventures they have together while also exploring the love aspect among them.
Yes, there are many. Some might focus on Dudley's clumsy yet endearing attempts to win Kitty's affection. For example, a story could be about how Dudley saves Kitty from a tricky situation in their crime - fighting adventures, which then makes Kitty see him in a new light.
Good character development is key. For instance, showing how Dudley grows in his skills and relationships, and how Kitty Lemon's personality evolves. If Dudley can overcome his fears in the fanfic, or if Kitty Lemon becomes more open - hearted, it makes the story engaging.
The contrast between their characters. Dudley is often clumsy and goofy while Kitty is more refined and serious. This creates an interesting dynamic for a love story.
Honestly, I'm not sure of any specific Dudley puppy x kitty fanfiction off the top of my head. But if you're really into this pairing, you could also try reaching out to other fans of the characters. Maybe join some related groups on Facebook or Reddit. By interacting with other fans, they might be able to point you in the right direction and recommend some good fanfiction that they've come across.
You can try fanfiction.net. It has a large collection of various fanfictions, and there's a good chance you'll find some related to Tuff Puppy, Kitty and Dudley there.
You can expect different takes on their relationship. It could be a story about their friendship growing into something more, or perhaps an adventure they go on together. Maybe it'll explore their personalities in new ways.
Another storyline might involve a misunderstanding between Dudley and Kitty Lemon. Dudley accidentally gets Kitty Lemon into trouble, and she's furious with him. But as they try to sort out the mess, they end up learning more about each other and becoming better friends. For example, Dudley could find out about Kitty Lemon's past and why she sometimes acts the way she does.