This is very common and frustrating problem being found when user create a new provider hosted app using the template provided by Visual Studio.
POCO stands for Plain old CLR objects. It is basically the .Net version of POJO (plain old java object).
The job of these objects are simple, they don’t care about what they are being used for and how. Such object also known as persistent ignorant objects.
You’re at a party or a conference or a gathering or even just walking along the street when you see someone you would like to start a conversation with. It might be someone you’ve admired from afar, someone who might be a good customer or investor for your company or someone you simply like the looks of. You struggle for the right thing to say that would get the two of you talking, but before you can come up with anything good, the person has moved on or gotten involved in a different conversation and the moment has passed.