If you'd like to install Cleanscape Lint-Plus for Unix/Linux, download
the file
      lplusgui620_<platform>.taz

and read the files
      uinstall.txt
      ufaq.txt


If you'd like to install Cleanscape Lint-Plus for Windows, download 
the file
      lp620_win.exe

and read the files 
      winstall.txt 
      wfaq.txt


Then read the Cleanscape Lplus GUI Manual and the Lplus Users Guide, both
located in the doc subdirectory.