Gathering The Sparks

Rav Charlap says that to hasten the coming of Moshiach we should learn Inyanei Avoda Zara and thereby gather the "holy sparks". To that end, we started giving shiurim in Maseches Avoda Zara BS"D. 

Here and here are two on Tzaar Baalei Chaim. [I worked very hard on these...]