First, everything from the back comes to the front of your refrigerator. Most likely, the food in the back may go bad first since it's hidden so, bring it to the front of the freezer so you don't forget it's there or what it is.
MORE: Here's how to preserve groceries longer
Then, label all of your packaged food or food placed in containers. This will help everyone recognize what it is when needed.
Next, get rid of ice packs that you don't need. Ice packs tend to take up room; keep only a few.
Also, it's helpful to divide food up in portions before freezing, this avoids de-thawing too much food at once and having it go to waste.
MORE: Understanding how food-expiration dates work
Last, consider getting containers that have built-in portion control sections. This style of containers help when storing food, such as herbs and veggies.
Watch Lori Corbin's report above for more tips on which foods are freezable and which ones are not.