Anne
First open the program, when the blank page opens click the folder top right of the page, select a photo or drawing from your computer,
Then click "next"
Click "custom"
select the size you want.
NEXT select the overlap you want 1/2 to 1" is plenty. try it at 1/4" if you want.
select position,
NEXT choose size and alignment
NEXT I disable the PDF box you decide, I prefer working with JPG images.
Click save the poster.
On any of these stages you can go back and change it if you don't like how it looks.
I recommend you play with it a few times before doing a test print to see the finished product.
Give a shout if you need more help, someone will chime in.
Good luck,
Gabby
Oh that will be a dollar two ninety eight, please remit by carrier pigeon! ASAP
Snicker,
Gabby strikes again.