Add punctuation: For more information please contact
A: For more information, please contact:

Add punctuation: Detonate groups of 3 or more the same gems
A: Detonate groups of 3 or more the same gems.

Add punctuation: Waiting to become groggy or to dope off feel tired sleepy or foggy as though doped or drugged as the only detection of misunderstood words before handling is waiting too long
A:
Waiting to become groggy or to "dope off" (feel tired, sleepy or foggy as though doped or drugged) as the only detection of misunderstood words before handling is waiting too long.