text: arre,kya tumhe yeh lagta hai ki solar panels lagwane ke liye humara ghar energy efficient hona zaroori hai? ya phir hum sirf installation se hi shuru kar sakte hain?mujhe lagta hai ki energy efficiency pehle se honi chahiye, kyunki agar hum energy wastage kar rahe hain toh solar panels ka fayda utna nahi hoga, tumhe yeh idea kaisa laga?