shock pool

So at about my breaking point with this pool so I decided to post for some help from the experts. Pool was closed by local pool store and for the first time - when I opened this year it was the greenest I've ever seen. (1st photo) I'm wondering what caused this in the first place as I had...

So we had our first pool party yesterday about 15 people in a 15,000 gallon gunite pool. Pool store told me to put 2 bags of shock in it after the party. I have the bags but I just tested the water and these are my numbers which look perfect. Note: just finished my 28 days past gunite complete...

Attached a pic of my readings from SureTREAT app (sorry folks, I prefer it to pool math). I thought I remembered reading recently that shock should be added in evening and SB added in the morning, but never together - is that correct? First time poster but have been searching and reading for awhile!

Hi, I am new pool owner been trying to balance my water and keep chlorine levels up. Been raining quite a bit here in Atlanta. Its forecast to rain in the next couple of days. What do you guys do in this type of weather? Do you continue to shock pool and add chemicals to the water or do you...