Hobbies/things he's invented:
-eating watermelon, and later, tending his melon patch, and growing prize melons: the best melons in Skunk Hollow!
-making his line of melon ciders, both hard and soda versions
-making cozy homes while on the run out of old shipping containers, or in deserted warehouses on the outskirts of town, or caves in the woods; he can make anyplace comfy
-later on: building and expanding his cozy Mischief Den and lab
-catching foxes

(among other critters)
-his library; reading
-cooking; he develops a gourmet edge, later on
-silly pajamas of various species & ponies, which he also provides for his 'guests'
-making his line of fox paddles

-making various snug latex outfits, of different species, form fitting and inflatable, for himself and any 'guests' to....er....get caught in for a while
And in his lab he makes various things like:
-The Simo S. Skunk line of Soaps, Shampoos and Conditioners, including his famous Sycamore-Cedar-Skunk soap, smells like a forest after a rain, very pleasant, and enticing
-Various rather alluring 'Essences': some of these make certain furs go totally out of control, romantically....
-Ticklex™ Cream: When applied, makes anyone very, very ticklish
-Rump Relaxer™ Lotion and Cream. Makes any rump feel better, after a spanking
-Mischievol™ When added to a glass of watermelon juice or drink, makes any fur become very,
very mischievous
-Muskazolam™ When added to any drink, makes anyfur not only not bothered by being sprayed, but, makes them actually want to be
& some more, that I'm working on!
...and there's a few other gadgets, such as the Foxomatic 5000, and the all new Foxomatic 9000, used in making fox essence

But I can't really describe all my secrets here.