Perhaps I do not understand the term 'dating on demand.' Most people in today's society use dating services. You would create a profile and the service would match your profile with others that share your interests and/or beliefs. If you and the matched person were both agreeable to it, then you would set up a date.
no
"Yes Christian dating services do exist. There are many different dating websites out there that aren't advertised as Christian, and there are also Christian services that are proud."
For demand to exist you have to want a good. You have to be able to afford the good. And you have to have a definite plan to buy the good.
Assuming that dragons DO exist, the answer is no.
yes it may exist as it is a secret society there are many claims that they do exist!
A family is one component of the society. Without it, it would not exist.
yes
Compulsorily not, it doesn't exist in our society but is forcefully brought forward.
Yes most modern day relationships exist today because of online dating websites.
yes
yes
yes