The Roloffs have turned the old barn on the neighboring land that they purchased into a wedding venue.
Celebbuzz.com has the article. Matt insists to them that the idea to turn the barn/farm into a wedding venue came first (as opposed to just being an idea for a series).
Here is a preview video:
The Starpulse Blog also has an article about the new series:
"The couple will tackle one of their biggest challenges ever – working together to make other couple’s dreams come true. From refurbishing a historic barn to helping plan every perfect detail, the family will battle everything from uncooperative weather to cake catastrophes.
The new series will also feature the family's their day-to–day lives, including Molly preparing to leave for college, and Matt & Amy's impending 25th wedding anniversary.
And "Variety" lists Matt and Amy Roloff among the Executive Producers of the show.