A few nice sms marketing images I found:

SMS till you drop” — mobile phone ad on van in Kampala, Uganda
sms marketing
Image by futureatlas.com
Mobile phones are enabling African countries to leapfrog generations of communications technology as they spread rapidly.

Usable with attribution and link to: futureatlas.com/blog/

Orange (cartel)
sms marketing
Image by Fernando Carmona Gonzalez