CHEVROLET MONTE CARLO IGNITION SWITCH NOT TURNING

So, My Key Will Not Turn In The Ignition To On Or Start Position Unless I Jiggle The Shifter And Sometimes It Takes Quite Some Time. So, I...

I Took The Keys Out And It Was Still In The On Position Now It Wont Turn At All What Happened And What Do I Need To Do?

The Ignition Will Not Turn In A Cylinder Is Stuck What Do I Do?

I Hope You Can Help Us, As We Just Bought This Car And We Spent Every Dime We Had On It, So Taking It To A Mechanic Is Out Of The Question...

Ignition Does Not Always Turn Off