End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
http://gorgan.farafile.ir/file/23098/پاورپوینت-فصل-هفدهم-کتاب-مدیریت-سرمایه-گذاری-جونز-(ویرایش-جدید)