After the credits, the first story is introduced using a clip of the subject's interview.
Also during this time, a basic modular home was introduced using the principles of the original "closed wall" concept.
At that time, jingles were introduced using both male and female vocalists.
Science words and concepts are introduced gradually often using humour or fact files.
In the following, the two approaches are introduced using a simple example.
By 1989, uniforms were introduced using the official school colors of gray and blue with red as an accent.
In 1991, the electronic cash debit card service was introduced using the same cards.
A new note will be introduced in November 2013 using the same technology found in the $20, $50 and $100.
Adjustable bands were introduced using multiple eye and hook positions in the 1930s.
Each scene is introduced using a title card showing which of the 500 days it is.