That's ridiculous. Pups do need normal play and exercise, inside and out.
If you buy a single puppy you need to teach that puppy to be a member of your family. As well as housebreak and teach the house rules.. can only be done with a puppy IN the house with you.
Get all the information on crate training if you mom is afraid of the mess and cleanup involved with a puppy. But the crate is ONLY for at night and/or when you can't pay attention. So if you are home, closed doors and babygates keep the pup in the room with you. Walks in the yard, puppy classes, play dates, car rides and hikes will keep your entire puppy healthy (not just the bottoms of his/her feet
What is crate training (why put my puppy in a cage?)
Click on that link above...
MACH3 Bretta Lee Wildhaus MXG MJG MXF MFB TQX HIT CGC TC
Glory B Wildhaus AX, AXJ, XF
"Behind every great man is a woman rolling her eyes." - Jim Carrey