It's really laggy and sorts only numbers i guess, i need to tune it up

.
I tested it on this file. Sorted by column 2.
Quote:
Req on File,W.O.No.,Cli,Loc #,Lev,Description
*R*,431368,CWC,80109,3,SALES FLOOR CLEANING
*R*,431563,CWC,80110,3,SALES FLOOR CLEANING
*R*,431394,CWC,80111,3,SALES FLOOR CLEANING
*R*,431632,CWC,80102,A1,LEVEL A1 - WINDOW CLEANING
*R*,432098,CWC,80103,A1,LEVEL A1 - WINDOW CLEANING
*R*,431907,CWC,80104,A1,LEVEL A1 - WINDOW CLEANING
*R*,432024,CWC,80105,A1,LEVEL A1 - WINDOW CLEANING
*R*,431455,CWC,80106,A1,LEVEL A1 - WINDOW CLEANING
*R*,431571,CWC,80107,A1,LEVEL A1 - WINDOW CLEANING
*R*,431397,CWC,80108,A1,LEVEL A1 - WINDOW CLEANING
*R*,431369,CWC,80109,A1,LEVEL A1 - WINDOW CLEANING
*R*,431564,CWC,80110,A1,LEVEL A1 - WINDOW CLEANING
*R*,431395,CWC,80111,A1,LEVEL A1 - WINDOW CLEANING
*R*,431633,CWC,80102,A2,LEVEL A2 - WINDOW CLEANING
*R*,432099,CWC,80103,A2,LEVEL A2 - WINDOW CLEANING
*R*,431908,CWC,80104,A2,LEVEL A2 - WINDOW CLEANING
*R*,432025,CWC,80105,A2,LEVEL A2 - WINDOW CLEANING
*R*,431456,CWC,80106,A2,LEVEL A2 - WINDOW CLEANING
*R*,431572,CWC,80107,A2,LEVEL A2 - WINDOW CLEANING
*R*,431398,CWC,80108,A2,LEVEL A2 - WINDOW CLEANING
*R*,431370,CWC,80109,A2,LEVEL A2 - WINDOW CLEANING
*R*,431565,CWC,80110,A2,LEVEL A2 - WINDOW CLEANING
It needs work