aws ec2 describe-instances
aws ec2 start-instances --instance-ids i-12345678c
aws ec2 terminate-instances --instance-ids i-12345678c
aws s3 ls s3://mybucket
aws s3 rm s3://mybucket/folder --recursive
aws s3 cp myfolder s3://mybucket/folder --recursive
aws s3 sync myfolder s3://mybucket/folder --exclude *.tmp
aws configure --profile project1
aws configure --profile project2
eb config
See: http://docs.aws.amazon.com/elasticbeanstalk/latest/dg/command-options.html