Can spouse sell property left after other spouse dies?

Question Details: my friend would like to sell the property she id elderly and it is in a rural setting ,now for many many year she and her late husband maintains the property and trailor and by trelor I mean ther is a addtion with a foundation and 2 car garage,they replaced the windows and had a new septic system installed, now the daughters are telling her she cannot sell it because it was thier fathers possetion,but they were married when they move into it and ohio has rights for spouces yes? A local att. told her for 2500.00 she would make it all right with the world,the ladies on a fixed income any advice? Important Notice