I am using Excel 2003, I want to put a formula on my spreadsheet in O9 that
will sum from O13 through to the last value in the column which changes all
the time.  I have tried using sum and offset but I just can't seem to get it
to work.

I have a large .CSV spreadsheet that shows all of sales history for the
past 12 months.  I would like to separate that data into bottom-tabbed
worksheets.  I will end up with about 100 worksheets.  Our 10-digit customer
code is the first column in the spreadsheet.  

I want create a formula that if the Min column (C3, F3, I3, and so on...) is
greater than 0, then A1 will combine the XX1, XX2, XX3 and so on... can
anyone help????
For clarification... then A1 will combine to show "XX1, XX2, XX3" and so

Cells E16 through P16 contain different numbers.  I would like to be able to
select all cells in this range and apply a 3% increase.
Is there a function that will handle this?
Also, if several of the cells contain a formula, is there a way that I can

I have a checklist people use to complete a list of tasks from an excel
spreadsheet, and i just have brackets like [  ] on the excel sheet. They
print it out and check things off with a pencil and keep hard copies.
I'd like to make it so that I can have checkboxes there instead, ...

In excel is I possible to control what is available in a drop down based on
the value of another cell?  
Example
If I select EUR in Cell A1 I want the selections available in cell b2 to be

In my Excel spreadsheet I am trying to figure out a formula to combine an
examiner's initials with a specific date in which a record was audited.
For Example, part of my spreadsheet looks something like this:
    Date

I am trying to return a date that is seven days prior to the date I choose,
but I want to omit Saturday and Sunday.  Therefore if the date of the event
is Sunday March 18, 2007 and I want to receive payment seven days prior I
would like to have the formula automatically return a ...

I am setting up a class schedule that needs to account for time off during
Christmas.  The classes all take the same number of work days, but some have
a 2 week vacation in the middle for the Christmas holiday.  Since I am
building a class schedule for several years in advance, I ...

Is there a way to do a vlookup based on a valid match of 2 values on seperate
columns?
Example Data.....
3/12/07   3110   23.23

How does the template update with the winners.  Do you have to turn on
something to get the template to show the winners.

I am creating 1 spreadsheet from 2 moving sheets using Vlookups. However not
all sheets have the same things to look up and returns #n/a - I can change to
use isna, but if I use for all cells I get False where their would be a value
without the isna.

I have an excel that has more than 4000 formulas and now i cannot
modify data in it. It keeps hanging each time I try to update it.
Does anyone know how this can be dealt with?
Thanks!

كيف يمكنني ان اجعل البيانات المدخلة في برنامج excel لا تتكرر؟

Hope someone can help with this!
I am exporting content into excel, where alot of the data contains
'='. Excel is then using the formula on this data and so '#VALUE!' is
appearing in every cell.