Focus on what you like most about the position and provide your reason. For example, you might like that you would be responsible for developing and implementing a referral and aftercare system with available community resources. Tell the interviewer why this particular job duty excites you.

"What I like most about the position is that I would be working on developing and implementing a referral and aftercare system with available community resources. This part of the job interests me because I had a successful experience at my previous job doing the same. I understand the community resources that are available and look forward to the opportunity to implement the same system within your organization."