These pups are super smart and super athletic. You need a high fence or pen to keep them in and "out of trouble". It's for their safety and your piece of mind to keep them contained when you cannot watch them. Include toys, bed, food and water to keep them happy.
New World Pet Products B556-42 Foldable Exercise Pet Playpen, Black, Large/24" x 42" https://www.amazon.com/dp/B079PJVDZT/ref=cm_sw_r_apanp_zkrSte1l5aIvv