CREXi

A direct-mail marketing and fulfillment service for real-estate investors that produces and sends targeted postcards and letters to property owners and landowners. It is positioned for REI (real estate investing) outreach campaigns and handles campaign production and mail fulfillment from provided lists and templates.

Redfin is a residential real estate brokerage and online marketplace operated by Redfin Corporation. It provides property listings and search, rental listings, mortgage services, and connects consumers with local Redfin real estate agents and brokerage services.

LoopNet is an online marketplace for commercial real estate listings, allowing brokers, agents and property owners to list and search for properties for sale or lease. The service is owned by CoStar Group and focuses on U.S. and international commercial property markets.

Craigslist is an online classifieds website founded by Craig Newmark that provides local listings and forums across categories including jobs, housing, for sale, services, community, and events. It is operated by Craigslist, Inc., a private company based in San Francisco and serves local communities worldwide.

MicroAcquire is an online marketplace for buying and selling startups, originally founded by Andrew Gazdecki. The platform connects startup founders with potential acquirers and was rebranded to Acquire.com.