When it comes to electrical connections in homes, **parallel connections** are far better and more commonly used than series connections. Here’s why:

### **1. Voltage Consistency (Advantage: Parallel)**
– **Parallel:** All appliances receive the **same voltage** (e.g., 120V or 230V, depending on your country). This ensures devices work at their rated power.
– **Series:** Voltage is divided among appliances, meaning devices won’t get enough power and may not work properly.

### **2. Independent Operation (Advantage: Parallel)**
– **Parallel:** If one device (e.g., a bulb) fails, others **keep working**.
– **Series:** If one device fails, the **entire circuit breaks**, turning off all appliances.

### **3. Current & Power Distribution (Advantage: Parallel)**
– **Parallel:** Each appliance draws current based on its need (e.g., a fridge takes more, a bulb takes less).
– **Series:** The **same current** flows through all devices, which is inefficient and unsafe for varying power needs.

### **4. Safety & Flexibility (Advantage: Parallel)**
– **Parallel:** Allows the use of **different appliances** simultaneously without affecting each other.
– **Series:** Adding/removing a device changes the whole circuit’s behavior, making it impractical for homes.

### **When is Series Used in Homes?**
– **Christmas lights (sometimes):** Old-style decorative lights were wired in series, so if one bulb blew, the whole string went dark. Modern lights now mostly use **parallel or special shunt designs**.
– **Special cases:** Some security/alarm systems may use series wiring for sensors.

### **Conclusion**
For home wiring, parallel connection is the standard because it provides:
✔ Consistent voltage
✔ Independent operation of devices
✔ Safety and flexibility
✔ Proper power distribution

Series connections are not suitable for general home electrical systems.