Have some cooked staples always at hand to use when you are in a rush: cooked brown rice, boiled quinoa, brown pasta, grilled chicken breast. Stack your freezer with home cooked dishes organized in portioned and labelled containers...
I had a client once, few years back who had booked an apt with me and showed up into my office and started off by asking me: So what are your credentials? Because 1- who books an apt with someone they don't know or haven't asked about at least? 2-there are 500 ways to know more about my credentials and asking it this way is not one of them...