1. LACK OF COMMUNICATION
The less you two communicate, the more you two slowly learn to live without each other. The more you two take breaks from each other, the faster love dies
2. ENDLESS FIGHTS
Constant fighting will make you two avoid each other for the sake of peace, thus drifting apart
3. LACK OF MUTUAL ACTIVITIES
Yes, you two might be in different careers and have different likes; but if you don't have common activities to