how to setup the calendar of the April 2003 from iphone 5
You can add your schedules, tasks, everything. You can sync google calendar with iPhone, outlook calendar. One example here: http://mashtips.com/how-to-setup-google-calendar-on-iphone-ipod/
No, however if you would like to take your calendar events with you to another device, there are some apps that allow it. I believe Google Calendar does the same, some email service providers do it too.
Finally...yes. Settings > Sounds > Calendar Alerts
The iPhone battery was built-in, it is not so easy to reaplace it without open tool. But there are some extend power for iPhone, you can choose them to get more power.
No. Absolutely not, just add your Google Calendar to your iCal app (Settings --> add Account -->Account type "Google") on your Mac and then set in iTunes to sync this cal to your iPhone as well. You'll see two separate calendars on your iPhone and will be able to manage them separately as well.
To set the default calendar on iPhone: 1. Go to "Settings" 2. Click on "Mail, Contact, Calendars" 3. Scroll down near the bottom of the page to the "Calendar" panel 4. Select the last entry: "Default Calendar"
Go to the app, and then click color. Some phone - touches have it some don't.
Yes, You'll need to install the Holiday file using Tools, Options, Calendar options, Holidays
Add a reminder on the date the holiday is on.
A calendar spread is an options strategy involving the simultaneous purchase and sale of options of the same class and strike price but with different expiration dates.
Yes, you can just click the home button and you should be able to it works on mine.