Having my own project for the summer, where I feel like I actually provided something of value to the company by the end. Also, the people (both interns and full times) were always helpful and very welcoming.
Sometimes the work was boring, and most of my days were spent on the computer trying to get the data that I wanted, which got repetitive after a while.
Advice to Potential Interns
They expect you to work hard and independently, but also to ask for help when necessary. Capital One is a great place to start a career or spend a summer, and they'll give you lots of training and general business experience in a friendly yet challenging work environment