My manager was listening to my sales call. Customer said - "Sounds great. Please share more details." I was excited but my manager said - "You lost him." I was shocked. I said to him - "Customer wanted more details. He is definitely interested." Manager Said - "You only looked for 'Positive' signals. Did you look for 'No Interest' signals' customer gave - Lazy responses such as - "Oh really", "totally". Non-Mirroring language Filler Words etc...? I realised I didn't look for