STRATEGIES:
*Stay in the beggining until round 4 or 5 your choice
*Open doors until you get to the box(you can find the box by spotting the
purple light in the sky or you can buy guns off of the wall(i recommened
buying the box)
*Turn on the power so you can use traps and get aways
*Find a camping spot or you can run around
*Later on you may start doing the easter egg...
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CAMPING SPOTS
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GLITCHES:
*stay in Pack a Punch forever glitch: Go in the left corner next to the Pack
a Punch machine lay down and move your left analog stick around and when it
makes everybody slide down you wont [ Register or Signin to view external links. ]
*Solo barrier glitch: buy quick revive go to the right corner of the quick
revive machine let a zombie kill you when you get back up stay there and
zombies cant hit you...one zombie may come every once and a while [ Register or Signin to view external links. ]
MORE GLITCHES
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I hope i helped you also I take no credit for these glitches=)