Consider a room, which is beautifully design, but not fulfilling your requirement, what this design called? Design Failure, Interior designing is not for designing home or office just to look beautiful, important factor is to fulfill requirement while keeping it beautiful, so interior designing is to balance both, designing aspect and requirement aspect, if you just start designing by making room space beautiful, your client might rejects your design.
First step in the interior designing is to understand the requirement of your client, its always be a better idea to make questionnaire, put as much detail questions as you can do, sit with your client and observe his personality, invite him or her in your office, when you think you fully understand client requirement, now start your drawing, first only draw basic requirement, no fancy curves, nothing, just simple basic design, just put things in better places, measurement aspect and that’s all, when you finish basic design, now start making your design beautiful.
Imagine, imagine, imagine, your imagination is king in interior design, if you are not good at imagination, you might be fail in interior designing, imagine different colors, lighting, material, curves in mind, start making it beautiful, lighting, colors, material, curve, whatever you have in your mind, place it at your canvas, than make a master piece, this will be approve by client guaranteed, because this 100 % fulfill your client requirement and also its beautifully design, this is the formula of designing,
Understand requirement of client. Making things out of this requirement, Putting these things at better places. At final step, start making it beautiful.
Follow this formula and your design will be a winner design.