Young urban businessman professional in black suit walking in street using app texting sms message on smartphone

mobile app using phone text messaging smart phone businessman mobile phone technology businesswear business formal businesswear communication wireless hipster culture outdoors young adult black corporate business telephone men computer suit working city discussion person serious message occupation one young man only walking handsome people professional occupation people 4k confidence males office street caucasian intelligence adult hand only men one man only human hand 20-29 years holding lifestyles adults only biological cell body part exterior summer