no not usually. unless its something like "to build a house you need...."
yes
Yes, it is correct to begin a sentence with the pronoun "you," especially in informal or conversational writing. For example, "You can start by checking the top shelf for the book you're looking for."
yea
"You have begun" is correct.
It can be, but not all the time.
No because and is a fanboy and it would not be gramatically correct
No. I would say: "You and her will begin to ship the product".
Yes. There is no word that cannot begin an English sentence. But that does not mean that it is always a good way to begin one.
Any word that may begin a sentence may begin a paragraph.
Yes, you can begin a sentence with the word "or" when presenting options or alternatives. For example, "Or you can choose to study abroad for a semester."
Yes. A grammatically correct sentence (to begin with) has to have a subject (int this case, hand) and a verb (is). The sentence does need to be capitalized and punctuated correctly though...
A more correct sentence would be "Catalogue sales begin to rise in autumn as daylight hours decrease." The spelling "catalog" is only used in the U.S.