emphasis and purpose
The word moreover is an adverb. It is another word for furthermore.
The word "moreover" continues a thought in a new sentence. Only rarely is it properly used to introduce an independent clause, and would normally follow a semicolon. Example : "The robber must be caught. Moreover, the persons who helped him escape should also be apprehended.
The price is reasonable and, moreover, the location is perfect.
Moreover, this prime example should not be overlooked.
It is one of the constant key word and it is used only in run time
"As Is" is a key word to place in the warranty of a used car.
moreover; besides
He set a new record in the race,moreover,it was his third record of the month.
I won't have my report for the meeting on Friday, moreover, I won't even be in on Friday.
I would say that it can be used either at the beginning of the sentence, or in the middle as long as it indicates a point which further proves an earlier concept or assertion. I hope you are referring to 'moreover'...
Central.
Santa knows when you are sleeping. Moreover, he knows when you are being good.