You have to buy them from the NC Mall.
The Petpet Plaza is found by easily looking in your map on Petpet park.
go and get it melted by bonk and go to the ghost to get a potion
You can use your Neopets account for PetPet park.
Petpet Park was created in 2008-10.
You don't.
At the Petpet Emporium.
you guessed it, it's in PetPet Park :) hammered you
TNT, or The Neopets Team, made Petpet Park.
Market Lane
you don't get it on petpet park. you have to actually buy it with real money.
To get parkpoints on Petpet Park, do a job for someone or play games.
You do have homes but I dont know how to get one, but I do have an account at Petpet Park.