"The goal of your grammar usage in your novel is simple: Aim for invisibility.” Sarah Domet. 90 days to your novel.

I survive with a copy paste compass I acquired when young and incorporated now to my, sometimes, elephantine memory. We all have one. The memory that keeps anything useless and superfluous to others but us since we like the topic. Mine storages plots, titles and phrases. That's how I can write passably well in Spanish.