The document discusses the construction industry, including its size and importance in Maryland. It faces exciting but challenging times with new technologies like BIM and green building movements. Nearly half of construction companies expect 20% or more of their workforce to retire by 2020. Construction jobs pay between $24,000-$117,000 depending on the role, with most requiring on-the-job training or an apprenticeship. The median pay for construction managers is $76,000-$117,000.