#1: Be on time

#2: Occupy yourself while waiting

#3: Research the company

#4: Dress the part

#5: Tie your answers to issues the company/interviewer is facing

#6: Be courteous to support staff

#7: Be energetic but not desperate

#8: Don’t badmouth current/former employer

#9: Be clear on the next step(s)

#10: Send a thank-you note afterward

via techrepublic.com