[Help] 3-person team, college will fund up to ₹1-1.5L($4k with ppp) for our IoT project, want ideas that solve a real problem, not just a "cool demo"

[Help] 3-person team, college will fund up to ₹1-1.5L($4k with ppp) for our IoT project, want ideas that solve a real problem, not just a "cool demo"