It is advisable to carry a light lunch or candy bars just in case. It is advisable to carry a small container of water even during cold days. If you break a flock of turkeys it is wise to sit tight and call without having to return to your camp or vehicle to eat or get warm. Your calling does not have to be perfect to attract a turkey. All turkeys have different voices and no two turkeys sound the same.
Some birds call a lot, others only yelp or cluck a couple of times.
It's important to develop a little confidence in your calling prior to opening day of the turkey season. Fix that distance in your mind to reduce crippling losses while hunting. It's advisable to use a 12-gauge shotgun with number 4 and 6 shot. If it's your first day of hunting, plan on taking a long walk through the woods to locate turkey sign such as droppings, feathers, scratching and tracks. If you discover a scratched up area, take the time to see what direction they may have been traveling and check the freshness of the scratching.