Add user form to fill table

Example 1:

Make a user form which enters data Expense Name and Amount 

And after clicking submit, row should be filled like 

Step 1: Make form

1. Go to visual basic editor (Alt + F11)
2. Insert -> User form
   
3. Expense Name and Amount are labels. boxes are textbox and submit button is Command Button.
   
4. Change captions
   
5. Double click on submit button.
6. Download and copy this from Private Sub to End Sub
   
   V User form to fill table Code to be copied.pdf

   Private Sub submit_Click()
   Dim LastRow As Long, ws As Worksheet

   Set ws = Sheets("Sheet1")

   LastRow = ws.Range("D" & Rows.Count).End(xlUp).Row + 1 'Finds the last blank row

   ws.Range("D" & LastRow).Value = TextBox1.Text 'Adds the TextBox1 into Col D & Last Blank Row
   ws.Range("E" & LastRow).Value = TextBox2.Text 'Adds the TextBox2 into Col E & Last Blank Row
   End Sub

7. Edit UserForm name to DataForm and caption to Enter Data.

Step 2: Add button to show form 

1. Add a button (Insert -> Shapes).
2. Right click -> Assign macro -> New 
3. Between Sub and End Sub, add the line

   DataForm.Show

 What is the meaning of the code?

Eg 1(b) : Add a party name in the form 

Eg 1(c): Add a date column in the table which shows today's  date.