Today, October 19, marks the deadline for cities to submit proposals to Amazon focusing on why they should be home to the company’s second headquarters, shorthanded as HQ2, and the presentation from Denver, which is considered one of the favorites, is in. Plenty of locals have been worried about the impact on traffic, infrastructure and more should the Mile High City win the race, which is predicted to result in more than 100,000 new jobs between Amazon employees and ancillary workers, and a new study that predicts significantly higher rent and housing costs here in the wake of HQ2 adds more reasons for concern.