Since I've got so many different animals I will just go with the dogs for now.

This is where I get stuff/recommend stuff

Collars
Shows, Stillwater Bulldog Supply, Bulldog Supply Company, Collarmania, some I get at pet or feed stores depending on quality

Leads
Shows, Bulldog Supply Company, I've got some at feed store and 2 from wal mart, make them

Food
Grocery store or my own stock, I prefer the later as meat prices have gone way up

Medication/Medical Supplies
Depends on what I need Order, Walmart, Feed store, Vet

Clothing
Pet store, wal mart, home made

Beds
Pet store, wal mart, I've made some too

Insect repellent, wormer ect
Feed store, order, vet

Disinfectants, cleaners, deodorizers
order

Pooper scooper
wal mart, feed store, pamida

Toys
order, make them, wal mart, pet store, other stores

Crates
wal mart, feed store, garage sale/private party

Kennels
Neighbor/private party, feed store, make them

Microchips
order

dog houses
make them all supplies from hardware store, a couple came from wal mart or feed store, garage sale/private party/friends/family

Weight pull equipment
Harness private party or shows, sled from show, cart hardware store, window weights free

hardware/tie out equipment
hardware store...lol wal mart, shows, feed store, special order depending on what it is good quality and prices

Supplements, vitamins, energy boosters, electrolytes, ect
Order, feed store

Treats
Vet, order, feed store, dealer friend

Exercise and conditioning equipment
Order, make self