Dotloop | Real Estate Transaction Management Solution. dotloop provides an online platform to empower real estate professionals to get deals done. Find out why we are the top choice for industry leading brands.. dotloop, real estate agents, offers, online sales tool, negotiations, approvals, brokers, home sales, selling a house, esign, esignature, online signature, online contracts, Transaction platform, secure transactions, secure transaction, mobile transaction, real estate transaction management, real estate transaction management system, real estate broker software