Once your horse is 6 months old it can go in a box. At the bottom of the screen (the bottom left of the history) there is a box titled 'Box'. Within that box there is a link that says 'My mare in her box'/'My horse in his box'. Click on this and select how long you want to leave your horse in for.
When you pasture your horse overnight he wakes with replenished energy and morale.
On the horse's page, click on the little icon with zzz on it, then choose whether to put him/her in the stall or in the pasture (but you can only put him/her to bed if he/she is in an equestrian center)
Open the box and put it in.
You horse has to be 2 years and 6 months.
They removed it during the upgrading of the website. You can now sell your things in the shop. In order to put the things on your horse, go to your horse's page and click equip.
When You Put Your Horse Into The Box He Is Only Resting. You Must Click On The Link That Says 'Bed My Horse'
You can't - it's irreversible
on your horse's page press feed and select the amount that your horse needs then press feed again
The code is BERDELLSUCK95
You buy one in an auction or a trade in the "Trade" tab.
Answer for Howrse: An infection of a part of the horse's hoof called the Frog
put it in the box