One addition to kleinsch's fairly comprehensive post: Is the serving going go be just ROS or is there going to be any matching/targeting involved? If targetin

One addition to kleinsch's fairly comprehensive post: Is the serving going go be just ROS or is there going to be any matching/targeting involved? If targeting is going to be there, will it be fixed (based on pre-set data values) or dynamic, algo-driven. If it'll be algo based, you need to factor in the associated processing loads etc. HTH