I think they can not be advertising. They also should not be religious in nature.
The US Department of Labor mandates which posters must be displayed. Visit the US Dept of Labors website for specific information regarding your state.
You can get them from the Oregon state website. The posters are available to print out here http://egov.oregon.gov/BOLI/CRD/C_Postings.shtml.
Oregon schools have spring break from March 24 - March 28.
The Oregon Case of 1925 guaranteed the right of private schools. The Oregon legislature passed a law that required all children to attend public schools.
You can find information about labor law posters on the US Department of Labors website. This website provides an abundance of information for both employees as well as employers.
Go to this Orgeon Department of Labor site: http://egov.oregon.gov/BOLI/CRD/C_Postings.shtml . Under each requirement description, you can download PDFs of the posters.
There are quite a few nursing schools in the state of Oregon. For a listing some really good ones you can visit www.pacifichealthcareschool.org.
TWO!
i dont konw
There is no set date on which all schools in Oregon start. It varies depending on the school district.
I'm not exactly sure.
It was Jason Lee that built mission schools in the Willamette Valley of Oregon. Jason did this to help educate as well as civilize the native American children.