The Reds have spent big money improving this summer, but Parlour still has a doubt.
The 23-year-old arrived from Oxford United after a goal-laden season in League Two.
Sunderland could bring in a number of new players in the weeks ahead.
The US Under-23 international midfielder got his first extended taste of senior football on loan at Rangers last season.
Serie A side Lazio are keen on the Frenchman's signature.
Valencia has rapidly fallen out of favour at the Hammers under Slaven Bilic and looks set to complete his exit.
The Reds have spent heavily on improving their forward options this summer.
The Tottenham Hotspur boss will not be bringing in any more central defenders this summer.
Warburton has been a hit at Ibrox since taking charge last season.
Leeds United have been linked with some interesting targets in recent days.
Leeds have been linked to Rangers ace Martyn Waghorn, but it is not the first time.
Re-balancing the equation.
Liverpool have reportedly offered a deal to Schalke defender Sead Kolasinac.
Glasgow Rangers should try an ambitious loan bid in an attempt to bring an academy graduate back to Ibrox this summer.
Jose Mourinho believes Manchester United can no longer poach players from top Premier League rivals.
West Ham United favourite and reported Liverpool target Pedro Obiang has sent a heartwarming message to fans after being ruled out for the season.
Norwich sacked Alex Neil at the start of this month and could reportedly turn to Rovers boss Clarke, who was linked with one of their Championship rivals last summer.
Newcastle United believe that they could offer Sunderland's Jermain Defoe the Premier League football he wants next season.
The Glasgow Rangers midfielder is currently on loan at Scunthorpe United but deserves a shot at Ibrox.
Former West Ham youngster's Charlton season is over.
Deutsche Bank said second-quarter revenue dropped at its prime finance unit, extending a slump beyond businesses that the lender is seeking to exit as client concerns added to volatile markets.
Crude oil prices will remain in the $45-$50-a-barrel range till mid-2017, with little to change the global supply and demand situation, Goldman Sachs said.
Sam Allardyce has suffered his first setback as England’s new manager after Bayern Munich blocked the Football Association’s attempt to make Paul Clement part of the new regime.