I'm wanting to get back into WOW but with a full-time job, I probably won't be on for hours and hours every day/limited to weekends for long stretches. Any recommendations for more casual-friendly realms where I can start from scratch?

Please Help.
Thanks !
I didn't find the right solution from the internet.
References:
-http://www.mmo-champion.com/threads/2304295-Looking-for-realm-recommendations
- 3d animated video Examples