How do you refer troublesome man?

How do you say 'Nice to meet you' in Serbian? Why are briefs considered unapealing or uncool? How do you address an envelop to a retired admiral and his wife? What is the difference between formal and informal letter? You forgot to change your pad For my period and is that a bad thing? Is correct to say the family of john and the family of peter cordially invite you? What does Les Amis des mes amis cest mes amis mean? How should an officer in the Navy write a letter to your new Commanding Officer when you receive orders to his or her ship? How do you pronounce tuxedo? If someone says mercy what should you reply? What does it mean when he gives you an open invitation to his place? What is the proper salutation for the First Lady of US? Is it grammatically correct to use the pronoun 'men' when referring to both men and women? What does modern fashion mean? How do you address an envelope to a married couple in Germany? What does take away the self respect of mean? If the bill is 660.00 and gratuity is 15 percent what tip will be left? Can you wear blue slacks with black shoes? What is the work for someone that wont stay out of other peoples business? What is messers?