Advertise With Us Please contact us if you are interested in advertising. We will get back to you with pricing and the next steps. Name(Required) First Last PhoneEmail(Required) I'd like to advertise in 50+ Senior Resources Nevada County Business Focus Grass Valley Area Maps Placer County Senior Directory MessageUpload FilesFile Drop files here or Select files Accepted file types: jpg, pdf, Max. file size: 25 MB, Max. files: 5.