For starters, there will be a horse available to players at level 20 (level 15 for founders with a Bree Horse). It's slower than the level 35 horse, but far less expensive as well.
The Lone Lands are being revamped completely.
And the current plan is to make Skirmishes accessible at level 30.
Latest Developer Diary is dedicated to Legendary Item System that was introduced in Mines of Moria. This revision of the Legendary Item system incorporates most of the feedback Turbine team has received about Legendary Items from Lotro community.
Turbine has announced today new The Lord of the Rings Online: Siege of Mirkwood digital expansion. Siege of Mirkwood will be available as a digital download this Fall with:
an increased level cap,
a new region including the legendary evil fortress of Dol Goldur,
major enhancements to combat and Legendary Items and the introduction of Skirmishes,
a new system where players will train customizable soldiers and take them into battle as part of the War of the Ring.