The Nevada Supreme Court passed a decision last year that may have caused your agreement to become invalid. In the case of Golden Road Motor Inn, v. Islam, the court held that non-compete agreements cannot extend further than what is reasonable and cannot create hardship on the employee. The biggest change from the ruling is the decision that courts may not "blue line" ("blue pencil") contracts, meaning to change or delete terms to make the contract legal.
It wasn't long ago when documents weren't saved on a hard drive, a server, or sent via email. Today's businesses have gotten very good at going paperless and as a result have gotten more efficient. E-signatures are a big part of the efficiency and are essential for people on the go. They are common now but there are still some lingering questions related to e-signatures.