Chrysler LHS Spark Plug Replace/Remove

Is There A Sequence In Changing The Plugs And Should The Positive Battery Cable Be Disconnected

The Car Will Crank But Will Not Start After I Changed The Spark Plugs. It Ran Good Beforehand. All I Did Was Remove Coils To Very Top The...

My Plugs Are Located Deep In The Valve Covers. Should I Take Any Special When Trying To Replace Them? Also, Do I Have To Remove The Intake...