Re: Reality Show

If you truly want an intelligent and helpful answer to this, you need to supply a lot more information.

CAMERAS
How many
What kind

PRODUCTION
Live-to-audience
Live-to-tape
Straight-thru
Retakes possible

LOCATION
Noisy, open-for-business
Quiet, after-hours

TALENT
Actors
Volunteers
Whoever you find eating

AUDIO OPERATOR
Experienced
Amateur
No Operator

BUDGET
Can buy gear
Must use available gear
Have no gear

Because your question is so basic, I suggest finding an experienced audio operator to set this up.