"Once you get to that point where you see yourself being safe you have different aims," Pulis told reporters on Friday.
"We have different aims now and we are pushing the players to get to those aims as quickly as we possibly can.
"We want that (to sign top players) -- whether we can get it is another thing but I've been in this position before, you've got to do your best to try and get the best," he added, referring to his close-season transfer plans.
Pulis said that he will be active during the next transfer window.
News that makes sense
Your trusted source for staying up-to-date with the world around you. Get free daily news updates and analysis, straight to your inbox.
"We want at least five or six players to come in and improve the club," he said. "That's the aim -- it's not just one position. I think we need to keep pushing on. I definitely think there are areas where we need to strengthen."
West Brom host ninth-placed Southampton at the Hawthorns on Saturday.
(Reporting by Aditi Prakash in Bengaluru; Editing by Toby Davis)
