Having a transition period makes it easier both for your employer and for you can use to write and format your own resignation notice letter. Have you ever had a menstrual period, Mr. Thatcher? Ever suffered from “the curse”? I'm guessing you haven't. Well, my “time of the month” is starting right now. I would write the first word after the period in capital case, as you did in the second sentence you wrote. The general rule of writing a word in capital.
Period letter - Luxury
One of several similar sets of figures or terms usually marked by points or commas placed at regular intervals, as in numeration, in the extraction of roots, and in circulating decimals. The teacher asked why Maria had left out the easy exercises. Therefore, you must know about the bloating, puffiness, and cramping we endure, and about our intense mood swings, crying jags, and out-of-control behavior. Evils which shall never end till eternity hath a period. Acronyms abbreviations [usually made up of the first letter from a series of words] which we pronounce as words, not a series of letters usually do not require periods: Do you wont to open this document in online editor? You may have found a new employer who is insisting that you begin work for them immediately.