Surrey completed an impressive nine-wicket victory over Warwickshire to go 21 points clear at the top of the County Championship Division One table.
Somerset beat Essex in a two-day wicket-fest at Taunton to claim their first win of the season after four straight draws.
Champions Surrey needed only 30.2 overs to wrap up victory by an innings and 11 runs against Hampshire in their Vitality County Championship clash at the Kia Oval.
Ben Duckett scored an unbeaten 197 to hold Nottinghamshire's batting together on day one against Warwickshire at Edgbaston.
Surrey secured their first win season after beating Kent by an innings and 37 runs at Canterbury, as rain denied Nottinghamshire a possible 400-run stand at Somerset.
Essex claimed their second win of the County Championship season with an innings and 124-run win over Lancashire.
Joe Root, Harry Brook and Zak Crawley were all out cheaply as the County Championship returned for round three with the Dukes ball instead of the Kookaburra.
Dane Paterson starred for Nottinghamshire with a five-for on the opening day of the 2024 County Championship season.
The English cricket summer officially gets under way on Friday with the start of the County Championship, but who and what should we be looking out for?
Keep up to speed with all the signings, departures and overseas players in county cricket for the 2024 season.
Check out the fixtures for the LV= County Championship in 2024, with the season running from April 5 to September 29.
A four-day festival of cricket will help kick start next summer's domestic T20 women's and men's competitions.
Check out the fixtures for the Vitality Blast competition in 2024, which starts on Thursday May 30 and concludes on September 14.
David Willey has announced he will retire from all forms of international cricket at the end of the ODI World Cup in India.
Check out the fixtures for the One Day Cup in 2024, which begins on July 24 and concludes with the final on September 22 at Trent Bridge.
Former India captain Bishan Bedi, widely regarded as one of the greatest spin bowlers ever, has died aged 77.
Essex's lingering hopes of winning the LV= Insurance County Championship Division One title were dealt a huge blow by Ben Sanderson's bowling for Northamptonshire.
Tom Lawes took five wickets as Surrey claimed three of the five points they need to be crowned county champions on the opening day against Hampshire.
Surrey will go into the final week of the County Championship title race in pole position after Essex fell to defeat against Hampshire.
Jofra Archer, who could be included as a travelling reserve with the England World Cup squad, has signed a contract extension at Sussex.