He goes to the same restaurant at the same time, sits in the same spot, where he has the same waitress (Carol), and orders the same food. This routine is arguably soothing to Melvin. When his routine is interrupted he would do almost anything to get his routine back, including paying for Carol’s son’s medical expenses so Carol can go back to work and continue to wait on him. This is not “a random act of kindness,” because Melvin is not very kind and doesn’t often think of others. This act was to benefit Melvin, and his routine so he could have the stability that he so craves. This act shows how sever his obsessive compulsive disorder