The 2019 NFL preseason will conclude on Thursday, leaving each team at least a week to make final preparations for the regular season Hank Aaron Jersey . There's no longer a 75-man cut, so roster will have to be slashed from 90 players to 53 players by the 4 p.m. ET deadline on Friday. With more than a third of the workforce being put out of a job, players fighting for roster spots will be the focal point of preseason Week 4 and of NFL DFS tournaments and cash games on FanDuel and DraftKings. The , for example, have a three-way battle for their sixth receiver spot ongoing and that could make , and interesting options for NFL DFS lineups on Saturday night. But before you make your own NFL DFS picks, be sure to check out the optimal NFL DFS strategy and advice from DFS millionaire Mike McClure first.McClure uses a powerful prediction model that simulates every snap of every game 10,000 times, taking factors like matchups, statistical trends and injuries into account. This allows him to find the best values and create optimal NFL DFS lineups that he shares only over at SportsLine. They're a must-see for any NFL DFS player.McClure rolled through the 2018 NFL season, cashing in the top 5 percent of tournaments on FanDuel Atlanta Braves Jersey and DraftKings multiple times. His optimal lineups cashed as high as the top 0.1 percent on FanDuel and as high as the top 1 percent on DraftKings.He's made some spot-on selections in the preseason thus far as well, rostering 49ers receiver on both sites in Week 1 when he caught two touchdown pa ses, as well as receiver (4 catches, 78 yards) in Week 2 and Week 3 (41 yards, TD). He also Scott Kazmir Jersey had running back in his lineups in Week 3 and saw him record 84 yards from scrimmage on just three touches, including a 69-yard touchdown run. Anyone who has followed McClure's daily Fantasy football picks has seen some huge returns. Now, he's turned his attention to Week 4 of the NFL preseason.For Thursday's action, where every player on FanDuel is $6,000 and every player on DraftKings is $5,500, we can tell you one of McClure's top preseason NFL DFS picks is Nall again. The Bears running back finished second in the NFL in rushing yards last preseason and he's having another very productive summer for Chicago. This season, Nall is sixth in rushing yards for the preseason and his 7.4 yards per carry is second-best of anybody with at least 10 attempts so far. Nall is in a serious fight to make the 53-man roster with seventh-round pick Jr., who has also impre sed in the preseason and training camp. Nall's likely got a practice squad spot on lockdown in Chicago, but a big game on Thursday could sneak him past Whyte and onto the roster or could even earn him a 53-man opportunity elsewhere and that makes him a must-roster again this week.His optimal preseason NFL DFS strategy includes rostering wide receiver Freddie Freeman Jersey J.J. Arcega-Whiteside. The second-round pick in the 2019 NFL Draft out of Stanford was one of the standout performers in Week 3 of the preseason, logging eight catches for 104 yards and a touchdown against the . He's Dansby Swanson Jersey the type of player you can depend on in Week 4 because he's talented enough to put up big numbers, but also not a veteran player who will be on the bench. Confidently lock him in your NFL DFS preseason lineups for Thursday.McClure is also targeting a player who could go off for ma sive numbers on Thursday because of a dream matchup. This pick could be the difference between winning your tournaments and cash games or going home with nothing. So who is DFS pro Mike McClure putting in his optimal NFL DFS lineups for Thursday in Week 4 of the NFL preseason? , and find out.