It is a good idea to include the title and default arguments to provide the user with a little help in knowing what to enter.

 
Sub GetRes()
    Dim retValue As String
    retValue = InputBox("Enter your name.", "Name", "First, Last")
End Sub

1.	The InputBox function displays a dialog box containing a simple text box
2.	Using the InputBox Function: InputBox(prompt [, title] [, default] [, xpos] [, ypos] [, helpfile, context])
3.	Get the return value from InputBox
4.	Return a number from InputBox
5.	Read data from dialog box and fill it into the cell
6.	Read password from InputBox
7.	Validation with the InputBox() Function
8.	How to handle error caused by value from InputBox
9.	Use InputBox to read value for an array
10.	Reference InputBox from Application
11.	Checks for the Cancel button clicks and takes no action.
12.	Use If and IsNumeric function to check user input
13.	Validate the user's entry.
14.	Provide help file for InputBox
15.	To retrieve input from an input box, declare the numeric variable or String variable that will contain it
16.	To make sure that the user has chosen the OK button, check that the input box hasn't returned a zero-length string
17.	Combine InputBox and Do Loop to read user input
18.	Use parameter name in InputBox function
19.	Get the Password

It is a good idea to include the title and default arguments to provide the user with a little help in knowing what to enter. : InputBox « Language Basics « VBA / Excel / Access / Word