How to create contact form in wordpress blog using contact form 7 wp- plugin part 1

Contact form Part 1 video contains..
How to install contact form7 wp-plugin?
How to add new input field in the contact form using generate tags?
How to add limited size file uploading options in contact form?
How to rebuild the default contact form as per your requirement?
How to show own messages while submitting contact form?
How to increase message field size of the contact form?

Duration : 0:7:15

[youtube QP1CQNh4XQY]