Apprenticeship openings for electricians and welders - 14 weeks in

I heard of an apprenticeship with paid on-the-job training for people changing careers. It has been weighing on me all week. Applications close in 14 weeks. What do you wish you had known?

The aptitude test was mostly maths and reading a diagram. Free practice tests online were enough for me.

Keep everything in writing and save the confirmation numbers. It made the follow-up calls so much easier.