Nine:
Necromancers dissuaded, a last moment recovery of an enchanted necklace about to hit lava that wasn't supposed to be destroyed yet, three more mildly positive send offs to the deceased, and Death was onto item 327,422,611,009.
"Hmmm, okay next is..." He paused, staring down at his ever-filling journal incredulously.
"A summons from a Master of Death for me?" If he could blink repeated in an attempt to clear his vision, Death would have done so. Maybe twice to be sure. Checking the name of the listed summoner, he quickly activated his cloak of invisibility and portaled to this 'Harry James Potter'.