Keyboard shortcut to create most useful symbols

Alt + 0153 = Trademark
Alt + 0169 = Copyright
Alt + 0174 = Registered Trademark
Alt + 0176 = Degree
Alt + 0177 = Plus or minus sign
Alt + 0182 = Paragraph mark
Alt + 0190 = Fraction, Three-fourths
Alt + 0215 = Multiplication sign
Alt + 0162 = The cent sign
Alt + 0161 = Upside down exclamation point
Alt + 0191 =Upside down question mark
Alt + 1 = Smiley face
Alt + 2 = Black smiley face
Alt + 15 = Sun
Alt + 12 = Female sign
Alt + 11 = Male sign
Alt + 6 = Spade
Alt + 5 = Club
Alt + 3 = Heart
Alt + 4 = Diamond
Alt + 13 = Eighth note
Alt + 14 = Beamed eighth note
Alt + 8721 = Nary summation (auto sum)
Alt + 251 = Square root check mark
Alt + 8236 =Infinity
Alt + 24 = Up arrow
Alt + 25 = Down arrow
Alt + 26 = Right arrow
Alt + 27 = Left arrow
Alt + 18 = Up down arrow
Alt + 29 = Left right arrow