TU B'AV, Moser Nefesh, challenges & Chizuk, Ungratefulness

BH couple lessons today first is (1) big event for Tu B'AV Together (2) Treasures of Emunah about Moser Nefesh (3) parashat vaeschanan 786 challenges and chizuk by Y. Levenstein (4) this week's parsha by Harav Chaim Kaluszyner about being ungrateful