Hi, I am learning about n8n from Nate youtube videos, but I cant figure out how to get clients and what do to with them. Can someone help a beginner out?

I have a huge file with all the data i want to be used by Agent and I cant figure out how to make him spend less credits on every question. Do anyone know how to solve this problem?

I have been learning autonomations (n8n, zapier) and i have no idea how to monetize it. Can someone tell me what to do in my place? I am trying to learn from the best so every advise will help.

I have a problem to connect google drive to n8n. I dont know how to solve it, in screenshot there is said that n8n.cloud havent been verificated by google. I have created Oauth client and enabled drive API, Can someone give me an instruction to solve this?