stuff like when do i start timer, when do i stop timer, do i have to get gold, is it ok to use a tablet?

maybe you should check category rules and game rules, also no you don't have to get gold.

"As of 10/23/2020, Desmume and MelonDS are the only acceptable emulators. All other emulators, including mobile emulators are BANNED. Runs submitted before this date will remain untouched. Emulator is very unpredictable, especially mobile emulators."

"Complete said recipe as fast as possible. Time starts when pressing “OK” to start the first step of the recipe and ends when "Finished" begins to appear at after the final step of the final recipe is completed."