THE BAIS HAVAAD'S DAF IN HALACHA SHABBOS DAF 52 WHAT MAY ONES ANIMAL CARRY

Q:IF THEIR IS NO ERUV WHERE YOU LIVE CAN YOU WALK YOUR DOG WITH A LEASH OR TAG OF SHOTS OR WHO THE OWNER IS? A:RAV RAPPAPORT BRIBGS RAV SHLOMO ZALMAN AURBACH WHO SAYS A TAG IS A BENEFIT TO THE DOG B/C IT REURNS IT HOME AND BY RABIES IT SAVES THE LIFE OF THE DOG WHEN ITS IDENTIFIED.RAV RAPPAPORT SAYS A LEASH IS A BENEFIT TO A DOG B/C IT PREVENT IT FROM GETING HIT BY CAR.THERE ARE 2 CONDITIONS TO USE IT ON SHABBOS W/O AN ERUV.1.HOLD ON TO YOUR DOG TIGHTLY SO YOUR DOG IS CARRYING IT NOT YOU AND 2.IT SHOULD NOT DRAG ON THE FLOOR B/C THEN ITS A BURDEN.