Yes. It should be Eastern Shore.
Eastern Coast should be capitalized when it refers to a specific place. Only the names of specific continents should be capitalized.
It should be capitalized when it is referring to the region.
The adjective form is "eastern."(capitalized if it refers to a specific region, or to Asia, e.g. Eastern philosophies)
Yes, PC would be capitalized.
Yes, Siamese would be capitalized.
It depends on the context. If they preced the name of a continent they do.
Yes, "Eastern hemlock" should be capitalized as it is a proper noun.
Virginia Beach is located on the eastern shore of Virginia.
Eastern Shore Memorial Hospital was created in 1949.
University of Maryland Eastern Shore was created in 1886.
Eastern Shore Railway Museum was created in 1988.
Community Foundation of the Eastern Shore was created in 1984.
The Atlantic Ocean is on Florida's eastern shore.
At Eastern Shore Hyundai in Daphne, AL.
The Chesapeake Bay
The motto of University of Maryland Eastern Shore is 'Fatti maschii, parole femine'.
Eastern Shore