If one has enough surrounding hair, these scabs can be camouflaged with creative styling. If not, the small scabs may be visible but do not attract much attention. By keeping the scalp moist, the scabs usually come off in about a week or so. Depending on the type of procedure you have done and the type of work you do, it is often possible to go back to work the next day. Your surgeon will discuss this with you during the consultation.
Hair transplantation is more expensive than a hair piece or some alternative treatments.
However considering that the results are permanent, most people consider it a good investment in their future happiness. The estimate of the number of sessions can be discussed during the consultation with your surgeon.