Sentence 1: I had finally made it to 18 and would need to register to vote. 
 Sentence 3: She directed me to the court house 
 Sentence 4:  After arriving at the courthouse I approached the county clerk 
 Sentence 5:  It wasn't long before i was registered! 
 Option 1: I headed to the court house and registered to vote. 
 Option 2: I went to the post office to ask the teller for information.