Brezosoft appears to offer services related to email marketing, specifically focusing on the sale of subscriber lists. Their website, identified by the URL provided, suggests a focus on facilitating mass communication for businesses through their email marketing software, Brezosoft KMailer. The site seems to cater to businesses or individuals looking to purchase subscriber lists, possibly to enhance their marketing reach. However, details about the company, such as its history, location, or other services provided, are not explicit from the information given. Users are advised to visit the website directly for specific offerings and to ensure compliance with email marketing regulations when purchasing subscriber lists.