According to foreign media reports, once a year at the SXSW conference, the participating companies to attract customers also can form a beautiful landscape.

The charging interface provided by AT&T

The interface provided by Google

The interface provided by Samsung

FedEx put the interface on the staff's clothes (TechWeb map).
The FedEx staff wore a special work clothes, all charging jack and the people took out his mobile phone, put in charge of staff uniforms. In addition to this, FedEx also provides food. The staff said, everyone likes free things, these two are what we can provide. The move of FedEx is not only for the entrepreneurs who come and go here, but also for promoting the new App.
FedEx is obviously not the only one. Samsung also installed a charger on the booth. AT&T, Google hasn't fallen either.