soldiers don't need to: wash hands before eating, pay for kindling or tithe from demai. or make an eruv,
they are within their own domain.
wish you a chag samech. because of the 2 day festivities, will be posting eruvin 18 & 19 together on wed evening. for those who want to count the omer. I will also be doing a drawing a day project to count the omer. see www.omer2013.tumblr.com