General problem with naming conventions for WP page address links In the link to Siamese is embedded as When this link is copy pasted into a Mac Mail new email for example the link is converted by Mail to which is invalid Mail replaced the percent character with its hex equivalent Please advise your editors to avoid using special characters or at least to avoid using escape codes in links and anywhere else that copy paste could result in such a conversion For this case the solution is simple the name of the page shoud be The linking page Progressive retinal atrophy as coded violates in the paragraph which begins In the URL all symbols must be among and the paragraph which follows