2 Meals should be provided at specific times. Consult directions on your favorite food. Consider feeding your pup outside near your pup's airing space. This helps with housebreaking. Always consult your vet on all health matters and keep shots current.
All family members can help by doing and saying the same thing.
Keep your pup within view, whether in his crate or within the confined area. Never let him loose on his own in the house. Exercise Air your pup outside, taking him to the area which will be the permanent bathroom area. Play ball so pup can exercise to help him perform. Of course bed, water and toys are also in the room.