As we plan for a new year and a new decade, we look back at 2019 to see what was popular with you – our readers. This week’s post includes a list of the top posts of 2019 grouped by topic (Transactions, Saltwater Disposal, Oilfield Services Companies, Royalty and Mineral Markets, and Basin-Specific posts). If you missed one or two posts during the year, now is the time to catch up on your reading.