1988 – Not the best trade the Cubs have ever made: the Cubs and Rangers complete a nine-player swap, with Chicago giving up OF Rafael Palmeiro, P Jamie Moyer and P Drew Hall in exchange for IF Curtis Wilkerson and pitchers Mitch Williams, Paul Kilgus, and Steve Wilson, and a pair of minor leaguers to be named.

1988 – Not the best trade the Cubs have ever made: the Cubs and Rangers complete a nine-player swap, with Chicago giving up OF Rafael Palmeiro, P Jamie Moyer and P Drew Hall in exchange for IF Curtis Wilkerson and pitchers Mitch Williams, Paul Kilgus, and Steve Wilson, and a pair of minor leaguers to be named.

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Mark Portugal is acquired from Minnesota for minor leaguer Todd McClure

1988 – Mark Portugal is acquired from Minnesota for minor leaguer Todd McClure. As a reliever for the Twins, Portugal has an 11-19 record over parts of four seasons and is considered expendable. As a starter in Houston, Portugal would turn around his career. 

1988 – Two free agent pitchers sign three-year contracts, Jesse Orosco with the Cleveland Indians and Dave LaPoint with the New York Yankees.

1988 – Two free agent pitchers sign three-year contracts, Jesse Orosco with the Cleveland Indians and Dave LaPoint with the New York Yankees.