Solution: Section. to which the given problem relates: Section 55(2).
Decision and Reason: Cases (a) and (b): Yes. Section 55 entitle them to do so.
Cases .( c), (d) and (e): No. Section 55 does not entitle them to do so by making specific provision to that effect.
Case (f): Section. to which the. given problem. relates; Section 55(3).
Decision: Yes.
Such agreement shall ,be.valid if the restrictions, imposed are reasonable.