About GSM project

My Last post many friends have problem abt my university. I join this
group for help. If i said any thing wrong then sorry.
Right I am working project which is using 8051 to connect GSM modem
And GPS receiver .Its for tracking vehicle and send MSG on my or any
mobile about vehicle location.

So If u have any idea Let me know right now i have a problem circuit
design.

Thank You,
Haresh
.