Nicky Palmer was the founding editor, with Carol Mulholland assuming editorial duties as of issue No.

[3] Shortly after publishing issue 130 in 2010 Carol Mulholland suffered a serious illness and the magazine ceased publication.

[4] The magazine came out bimonthly with game reviews, diaries, news columns and an emphasis on reader feedback.

[7] David Webber, the editor in chief of Paper Mayhem, a US-based play-by-mail gaming magazine, stated in 1987 that Flagship was "a highly professional PBM magazine", noting that the published material was "very informative and each issue usually cover[ed] several current PBM games from the UK and the US".

[4] Webber asserted that Flagship was "a must for the PBM gamer", observing that the content and reliability of the magazine were very good, and recommending it to his own readers.