Hey, I get my legs up to the sink. Mind you, I don't have a shower (still!).
Bumpy legs... get a sharper blade, get yer pins properly wet, and practice.
Pelt-lines? Up the thigh to the hip on the outside and a vee down (the "hairy boxers" line looks ridiculous) and for the back, down to the arse-crack. Lower if the Veet runs
Random trivia #113: She-Hulk shaves her legs with an adamantium razor made by Reed Richards.