‘The 2-2-1 rule works particularly well on sofas with a symmetrical shape, such as a classic 3-seater sofa ... a larger sofa,’ says Paulina Wojas, interior designer at Lovesofas.
If the back of the sofa is almost hidden, or the cushions look overly crowded, that’s a clear sign you've gone overboard,’ reveals Kelly Collins, interior designer ... on a 2-seater sofa?