text: ab toh smart locks bhi aa gaye hain,bina chabi ke ghar kaise khulte hain, sirf ek code ya app se, badi hi easy ho gaya hai sab!bilkul, aur agar aapko yaad nahi rahe toh app se dekh sakte hain ki aapne lock kiya ya nahi, tension free rehne ka maza hi alag hai!