Remember that an IG is super sensitive to anger and does not respond well to it. An IG can be a big baby, being sensitive to any little hurt and will expect you to fuss over them. They are surprisingly tough though and will recover quickly. I don't recommend puppy classes except for socialization and then only once the new puppy has become completely secure with it's new owner and home. You will always be the best teacher.
Exercise is important for their physical and mental health.
They enjoy a good run followed by immediate comfort. If disturbed from their comfort they will give you a look immediately familiar to all IG owners affectionately referred to as . . . Do not sit down on any blanket without first feeling for a covered IG occupying your landing zone. IGs live in three dimensions and are very vertical. IGs can be trained not to jump on furniture . .