My Application gives n ot responding message
<p>Hi all 
i have made an application which send us email everytime we cross our speed to 20kmph but after few minutes it gives me Activity Not responding Message</p>

<p>what should i do for that?</p>

<p>its like i have used JAVA MAIL APIs for sending email and used location services to track my GPS Spees.
please help</p>
