NGS encourages its partners to perform GPS on Bench Marks for National Surveyors Week (March 18–24, 2018). This webinar will discuss recommendations for marks to observe that will help improve GEOID18 (a new hybrid geoid model to replace GEOID12B) and the transformation tools that will be developed with the new datums in 2022. Copy and paste this link to register for the webinar: https://register.gotowebinar.com/register/2501544372792206337 or click the link below.