According to Arlov Grammatically

Many instructors urge their students non to start their blames with the word but, or any other(a) coordination conjunction for that matter. This can be disheartening for students because we commonly speak with our sentences beginning with a conjunction. However, penning is not worry speaking. There are two schools of apprehension on beginning a sentence with the word, but. According to Arlov, Grammatically, it is straighten out to start a sentence with but or any other FANBOYS conjunction.However, your instructors may discourage the practice for two good reasons (343). She goes on to arguing the reasons. One good reason not to begin a sentence with the word but is because it is informal and casual. Academic writing is not usually casual or informal, and using but at the beginning of a sentence may make a more formal makeup appear less than well thought out.While it is OK for some sorts of writing such as narrative or dialog, a professional physical composition is seldom w ritten with coordination conjunctions at the beginning of sentences. Also, using words deal but is addictive It is easy to use and overuse. Arlov advises using conjunctions to begin sentences meagrely so as not to make it a hard economic consumption to break. The other side of the issue says using but is just like using any other word to begin a sentence, and in that locationfore, there is nothing wrong with it.