Editing Video with iMovie

Start iMovie HD
Select "Create a New project"
Provide a name for your project*Choose the video format (generally DV)
Turn on the video camera (the iMovie screen should eventually say "Camera Connected")
You can now control the camera with iMovie. Press Play, or Rewind or Fast Forward to find the spot in the tape to record.
Click Import to capture your footage
Once you've got your clips, drag them to the timeline. Crop them if needed.
Add titles, effects, and transitions if desired
To save your file, choose File>Share...
Compress movie for: Expert Settings. Click Share.
Name the file. Click Options.
Set the video settings to the following: MPEG-4, 30 FPS, Restrict to 300kbps, medium quality.
No filter settings
Size should be 320x240 (320x177 if you have a widescreen aspect ratio)
Sound settings: AAC format, Mono channel, 32KHz.
Fast Start
Click Save to complete your movie.