The club's supporters' trust said that Manchester United fans would have a "spring in their step" at the news of the possible sale of the club.
On Tuesday, the American owners said they were looking at strategic alternatives.
Fans have been protesting since the club was purchased by the Glazers in 2005.
Chris Rumfitt said that this is good news.
"It looks like they have hung up the 'for sale' sign around the old gates."
Every Manchester United fan woke up this morning with more of a spring in their step.
The club's announcement said the board would consider all strategic alternatives, including new investment into the club.
Several initiatives to strengthen the club will be assessed in the process.
Rumfitt said Must would be asking about the intentions of the family.
He said that if the sale of the club is not their intent, they need to clear that up quickly.
The club needed new investment more than ever, according to Must.
United fans have become dismayed with the ownership of the club due to a decline in the playing side and a decline in the stadium.
Prospective new owner or investor must be committed to the culture, ethos and best traditions of the club.
Real new money must be spent on the playing side and the stadium in order to restore United to its former glory.
A degree of fan share ownership is required in any new ownership structure.
The key to unlocking the true value of any football club is found in the fans of Manchester United. The relationship needs to be shared in ownership and unified with the same goals.
The Glazers sold 10% of their holding via a stock listing.
British billionaire Sir Jim Ratcliffe, 70, said in August he would be interested in buying United following a Bloomberg report that the Glazer family were willing to sell a minority stake but then later stated the owners had told him they did not want to sell.
The Red Knights tried to buy the club in 2010 but were unsuccessful.
He didn't rule out another bid when talking to the radio station.
He said that whoever owned Manchester United needed to understand what they were doing.
Rumfitt said prospective owners would be judged on their merits.
He said that many fans would prefer a British owner. We look at the world around us and who is buying football clubs and most of the time they are not British.
Dialogue with the fans, shared ownership with the fans and investment in the club are some of the things it is about. The willingness to commit to those three priorities is more important than the location of their origin.
Raine Group handled the sale of Chelsea in May.
Since winning the title in 2013, the 13-time winners have not won any silverware.
In May 2021, a protest against the Glazers' ownership resulted in the postponement of United's home league match againstLiverpool.
In August, thousands of fans marched to Old Manchester to protest against the game.
The failed European Super League project collapsed in April of 2011. The unrest it caused led to an apology from the co-chairman.
He promised to make shares available to the club's followers after attending fans' forums.
In an interview last week, the Portugal captain criticized the club ownership, saying they don't care about the sporting side.
The move to sell United comes after the chairman of the club said they were looking for a buyer.