Print the sign at your local office store on 11" x 17" paper. Use double-sided tape to adhere the sign to a large piece of foam core board (such as White Foam Core, $3, Michaels). Tape all around the ...

Dear Mr. Know-It-All, I write a column for our own HK Magazine. I also am a huge foam board enthusiast and need a number of white or off-white foam boards that are 4'x8'x0.5 and half an inch in ...