He got there 'with (only) minutes/seconds to spare'. [=he got there only minutes/seconds before he needed to; he got there just in time]
When they go on vacation, they 'spare no expense'. [=they do not worry about spending too much money; they spend a lot of money]
He said that he would 'spare no expense' [=he would spend as much money as necessary] to make the restaurant successful.
(..) He hasn't been to work all week. Well, good night. Good night. Mister, can you help me out? Spare so change? Hey. Come back. Yeah. You. Come here. I got something for you. Here. Take it. (..)2013 TvShow: Breaking Bad Title: Blood Money Season: 5 Episode 9
(..) Okay, Spock always wins these things. How is Spock gonna beat Kirk, yo? Spock's like a toothbrush. Look at Kirk. He's got room to spare. Spock has total vulcan control over his digestion. - You wanna hear this or not? - Yeah, yeah, go. Okay, finally, Kirk-- (..)2013 TvShow: Breaking Bad Title: Blood Money Season: 5 Episode 9