Contractors are urged to review contracts to ensure compliance with all County requirements. Below are those various contract requirements.Below are various contract requirements. Contractors are urged to review contracts to ensure your compliance with all County requirements. This is a checklist to guide you through the steps necessary for opening a business in The City. All firms, including SBEs providing goods to the County, shall receive payments promptly in order to maintain sufficient cash flow. In order to become SBE certified, you must contact Miami-Dade County. Here is a link to Miami-Dade County's website. SBD administers several County Ordinances that were created to increase small business participation on.