First you'll have to go to the Town Hall. (of course)
Then head over to the window for the Post Office. (that red square)
Talk to Pelly and "save a letter".
You can click on a letter and select read to...well...read it.
It really is that simple and (unfortunately) you can't do it otherwise.
Hoped this helped you out. (and enjoy reading your letters!)
No, i have tried.
I save animals
You have to save 500,000,000 bells into you account
Sadly, there is not
No, he needs to be there to tell you to save the game.
If you are talking about Animal Crossings City Folk, then you can't get bigger pockets. You can save letters in your letter holder and put things in letters and remove them later.
you save your money
When you press it, you can save your game without going to your house.
Unfortunately, there is no way to back up your data.
you save your money
You can't unless you connect with a friend's DS and then you can save without shutting down
Save up.