A:AnswerIf you already own the machine, then maybe with a small power supply increase. If you don't already own then go for a model that already has beefier graphics units.
A:AnswerIf you have a printer that is capable of faxing and connected to a working landline, you can certainly send and receive faxes with this computer.
A:AnswerUnfortunately, this desktop has integrated graphics, meaning that the graphics processing is part of the Intel Core i3 chip. It cannot be upgraded to a separate dedicated graphics card.
A:AnswerYes you can upgrade the system to 16GB or 32GB.
Memory upgrade information
Dual channel (1 DIMM per channel) memory architecture
Two DDR4 UDIMM (288-pin) sockets
Supports PC4-21300 (DDR4-2666)
Supports 8 GB and 16 GB DDR4 UDIMMs
Supports up to 4 GB on 32-bit systems
Supports up to 32 GB (unbuffered) with two 16 GB DIMMs on 64-bit computers
Here are the expansion ports you can use to add a discrete video card:
Expansion slots
One PCIe x16 socket (for discrete graphic card)
A:AnswerI wouldn't recommend this tower for gaming. You would need to add a graphics card at minimum to be able to do any real gaming. There better option in the store for that.