Start here and sign up for an account, then agree to the Data Supplier Agreement to be able to sell data.
After signing up for an account, you will be able to upload data directly to the site. First create a dataset by clicking the “Post Data” button in the top right, then click the “Upload Data” button on the Dataset’s page.
Storage – Infochimps uses secure Amazon S3 buckets to protect your datasets.
Selling – After purchase, customers have a timed download to receive the data.