A few quests had been modified a little, more precisely the levels at which they are unlocked.
The modifications are:

Tomorrow a special mini event will take place:

Crafting Products Packages Offer
Get some Artisan products in prepared packages

* What is the minimum level required for this Event?

Level 2

* How can I access the event?

A new event is coming tomorrow at our farm, here's the official announcement:

With no end in sight to the snow on the farm, we’ve got just the thing to help you warm up in February: melt away those winter blues with some festive Carnival quests – available to play from February 6–11, 2013 in the “Farmers’ Society” building!

What is Vacation Mode?

We will have a Happy Stable Day this week.

• Starts: Tuesday 05 February 2013 at 10:00 CET
• Ends: Wednesday 06 February 2013 at 11:00 CET